CERN
@cern.bsky.social
CERN is the European laboratory for particle physics, home to the Large Hadron Collider.
linktr.ee/CERN_official
linktr.ee/CERN_official
Superconductivity for addressing global challenges
A CERN event brings together researchers, industry leaders and decision makers to accelerate the use of superconducting technologies for societal applications
Find out more: home.cern/news/news/kn...
A CERN event brings together researchers, industry leaders and decision makers to accelerate the use of superconducting technologies for societal applications
Find out more: home.cern/news/news/kn...
November 28, 2025 at 1:52 PM
Superconductivity for addressing global challenges
A CERN event brings together researchers, industry leaders and decision makers to accelerate the use of superconducting technologies for societal applications
Find out more: home.cern/news/news/kn...
A CERN event brings together researchers, industry leaders and decision makers to accelerate the use of superconducting technologies for societal applications
Find out more: home.cern/news/news/kn...
HIE-ISOLDE: 10 years, 10 highlights
Since its first experiment in 2015, HIE-ISOLDE has been pushing back the boundaries of nuclear physics.
To celebrate its 10th anniversary, we look back at ten key achievements that have defined its first decade.
Find out more: home.cern/news/news/ac...
Since its first experiment in 2015, HIE-ISOLDE has been pushing back the boundaries of nuclear physics.
To celebrate its 10th anniversary, we look back at ten key achievements that have defined its first decade.
Find out more: home.cern/news/news/ac...
November 28, 2025 at 11:19 AM
HIE-ISOLDE: 10 years, 10 highlights
Since its first experiment in 2015, HIE-ISOLDE has been pushing back the boundaries of nuclear physics.
To celebrate its 10th anniversary, we look back at ten key achievements that have defined its first decade.
Find out more: home.cern/news/news/ac...
Since its first experiment in 2015, HIE-ISOLDE has been pushing back the boundaries of nuclear physics.
To celebrate its 10th anniversary, we look back at ten key achievements that have defined its first decade.
Find out more: home.cern/news/news/ac...
Cancer treatments have often followed hot on the heels of innovations in fundamental research.
The latest edition of #CERNCourier explores particle therapy – an application of accelerators that looks set to surge in importance in the coming decades.
The latest edition of #CERNCourier explores particle therapy – an application of accelerators that looks set to surge in importance in the coming decades.
November 27, 2025 at 3:19 PM
Cancer treatments have often followed hot on the heels of innovations in fundamental research.
The latest edition of #CERNCourier explores particle therapy – an application of accelerators that looks set to surge in importance in the coming decades.
The latest edition of #CERNCourier explores particle therapy – an application of accelerators that looks set to surge in importance in the coming decades.
Back in the day 🔙
#ThrowbackThursday to 1968. This image depicts a van de Graaff generator with its tank removed and top terminal exposed, being prepared for shipment to the University of Swansea
#ThrowbackThursday to 1968. This image depicts a van de Graaff generator with its tank removed and top terminal exposed, being prepared for shipment to the University of Swansea
November 27, 2025 at 9:19 AM
Back in the day 🔙
#ThrowbackThursday to 1968. This image depicts a van de Graaff generator with its tank removed and top terminal exposed, being prepared for shipment to the University of Swansea
#ThrowbackThursday to 1968. This image depicts a van de Graaff generator with its tank removed and top terminal exposed, being prepared for shipment to the University of Swansea
Today, CERN’s #PhotoOfTheWeek features a series of images captured by Vincent Hofer during the 2025 CERN Photowalk competition, held earlier this year. #PhysPics25
November 26, 2025 at 9:21 AM
Today, CERN’s #PhotoOfTheWeek features a series of images captured by Vincent Hofer during the 2025 CERN Photowalk competition, held earlier this year. #PhysPics25
T-minus 8 hours 😁
Join us tonight, at 20:00 CET, to watch nine finalists from around the world step onto the stage at CERN to compete in the world’s longest-running science communication competition.
Join us live: www.youtube.com/live/EZRj71l...
Join us tonight, at 20:00 CET, to watch nine finalists from around the world step onto the stage at CERN to compete in the world’s longest-running science communication competition.
Join us live: www.youtube.com/live/EZRj71l...
November 25, 2025 at 11:30 AM
T-minus 8 hours 😁
Join us tonight, at 20:00 CET, to watch nine finalists from around the world step onto the stage at CERN to compete in the world’s longest-running science communication competition.
Join us live: www.youtube.com/live/EZRj71l...
Join us tonight, at 20:00 CET, to watch nine finalists from around the world step onto the stage at CERN to compete in the world’s longest-running science communication competition.
Join us live: www.youtube.com/live/EZRj71l...
Here we see the SMOG2 installation in the cavern of the @lhcb.bsky.social
SMOG stands for System for Measuring the Overlap with Gas.
SMOG stands for System for Measuring the Overlap with Gas.
November 24, 2025 at 7:19 AM
Here we see the SMOG2 installation in the cavern of the @lhcb.bsky.social
SMOG stands for System for Measuring the Overlap with Gas.
SMOG stands for System for Measuring the Overlap with Gas.
FameLab international final 2025 at CERN
Join us on Tuesday, 25 November 2025 at 8.00 p.m. CET for the FameLab international live final at CERN Science Gateway!
Find out more: home.cern/news/news/ce...
Join us on Tuesday, 25 November 2025 at 8.00 p.m. CET for the FameLab international live final at CERN Science Gateway!
Find out more: home.cern/news/news/ce...
November 21, 2025 at 3:02 PM
FameLab international final 2025 at CERN
Join us on Tuesday, 25 November 2025 at 8.00 p.m. CET for the FameLab international live final at CERN Science Gateway!
Find out more: home.cern/news/news/ce...
Join us on Tuesday, 25 November 2025 at 8.00 p.m. CET for the FameLab international live final at CERN Science Gateway!
Find out more: home.cern/news/news/ce...
Heavy-ion season underway 💪
On 14 November at 3:40 pm, a new #HeavyIon run started at the Large Hadron Collider, colliding lead ions at an energy of 5.36 TeV per nucleon pair.
On 14 November at 3:40 pm, a new #HeavyIon run started at the Large Hadron Collider, colliding lead ions at an energy of 5.36 TeV per nucleon pair.
November 21, 2025 at 11:01 AM
Heavy-ion season underway 💪
On 14 November at 3:40 pm, a new #HeavyIon run started at the Large Hadron Collider, colliding lead ions at an energy of 5.36 TeV per nucleon pair.
On 14 November at 3:40 pm, a new #HeavyIon run started at the Large Hadron Collider, colliding lead ions at an energy of 5.36 TeV per nucleon pair.
#ThrowbackThursday to 1976 👷
Here we see an electrical vehicle called Pefra, which was often used by scientists and technicians to move around the 7km Super Proton Synchrotron’s (SPS) underground tunnel.
Here we see an electrical vehicle called Pefra, which was often used by scientists and technicians to move around the 7km Super Proton Synchrotron’s (SPS) underground tunnel.
November 20, 2025 at 8:10 AM
#ThrowbackThursday to 1976 👷
Here we see an electrical vehicle called Pefra, which was often used by scientists and technicians to move around the 7km Super Proton Synchrotron’s (SPS) underground tunnel.
Here we see an electrical vehicle called Pefra, which was often used by scientists and technicians to move around the 7km Super Proton Synchrotron’s (SPS) underground tunnel.
Breakthrough in antimatter production 💫
A new cooling technique means that the ALPHA experiment at CERN’s Antimatter Factory can produce antihydrogen atoms eight times faster than before.
Find out more: home.cern/news/news/ex...
A new cooling technique means that the ALPHA experiment at CERN’s Antimatter Factory can produce antihydrogen atoms eight times faster than before.
Find out more: home.cern/news/news/ex...
November 20, 2025 at 7:16 AM
Breakthrough in antimatter production 💫
A new cooling technique means that the ALPHA experiment at CERN’s Antimatter Factory can produce antihydrogen atoms eight times faster than before.
Find out more: home.cern/news/news/ex...
A new cooling technique means that the ALPHA experiment at CERN’s Antimatter Factory can produce antihydrogen atoms eight times faster than before.
Find out more: home.cern/news/news/ex...
In this #PhotoOfTheWeek, we take a look at two @nobelprize.org medals, now on display #AtCERN.
Last month, CERN unveiled the Nobel medal of Felix Bloch – CERN's first Director-General – awarded for the development of nuclear magnetic resonance (NMR) methods.
Last month, CERN unveiled the Nobel medal of Felix Bloch – CERN's first Director-General – awarded for the development of nuclear magnetic resonance (NMR) methods.
November 19, 2025 at 9:14 AM
In this #PhotoOfTheWeek, we take a look at two @nobelprize.org medals, now on display #AtCERN.
Last month, CERN unveiled the Nobel medal of Felix Bloch – CERN's first Director-General – awarded for the development of nuclear magnetic resonance (NMR) methods.
Last month, CERN unveiled the Nobel medal of Felix Bloch – CERN's first Director-General – awarded for the development of nuclear magnetic resonance (NMR) methods.
When failure is good news 🖥️
The software managing CERN’s compute workload has handled a massive stress test, far beyond normal operating conditions, designed to simulate the needs of the future.
Find out more: home.cern/news/news/co...
The software managing CERN’s compute workload has handled a massive stress test, far beyond normal operating conditions, designed to simulate the needs of the future.
Find out more: home.cern/news/news/co...
November 19, 2025 at 8:31 AM
When failure is good news 🖥️
The software managing CERN’s compute workload has handled a massive stress test, far beyond normal operating conditions, designed to simulate the needs of the future.
Find out more: home.cern/news/news/co...
The software managing CERN’s compute workload has handled a massive stress test, far beyond normal operating conditions, designed to simulate the needs of the future.
Find out more: home.cern/news/news/co...
CERN celebrates LGBTQ+ in STEM Day
Today we celebrate and highlight the work of and barriers facing LGBTQIA+ people in science, technology, engineering and maths. To mark the date, the Progress Pride flag will fly above the Esplanade des Particules for the third year.
🔗 home.cern/news/news/ce...
Today we celebrate and highlight the work of and barriers facing LGBTQIA+ people in science, technology, engineering and maths. To mark the date, the Progress Pride flag will fly above the Esplanade des Particules for the third year.
🔗 home.cern/news/news/ce...
November 18, 2025 at 1:51 PM
CERN celebrates LGBTQ+ in STEM Day
Today we celebrate and highlight the work of and barriers facing LGBTQIA+ people in science, technology, engineering and maths. To mark the date, the Progress Pride flag will fly above the Esplanade des Particules for the third year.
🔗 home.cern/news/news/ce...
Today we celebrate and highlight the work of and barriers facing LGBTQIA+ people in science, technology, engineering and maths. To mark the date, the Progress Pride flag will fly above the Esplanade des Particules for the third year.
🔗 home.cern/news/news/ce...
Every year, CERN offers various professional development programmes for teachers. Last month, it was the turn of French teachers, who came to CERN to keep up-to-date with the latest developments in particle physics, and experience a dynamic research environment.
November 18, 2025 at 8:12 AM
Every year, CERN offers various professional development programmes for teachers. Last month, it was the turn of French teachers, who came to CERN to keep up-to-date with the latest developments in particle physics, and experience a dynamic research environment.
‘Tis the season of heavy ions
Last Friday at 3.40 pm, a new #HeavyIon run began at the Large Hadron Collider, the fourth of #LHCRun3.
Find out more about the primordial state of matter studied in heavy-ion collisions at the LHC: www.youtube.com/watch?v=mBfJ...
Last Friday at 3.40 pm, a new #HeavyIon run began at the Large Hadron Collider, the fourth of #LHCRun3.
Find out more about the primordial state of matter studied in heavy-ion collisions at the LHC: www.youtube.com/watch?v=mBfJ...
November 17, 2025 at 4:19 PM
‘Tis the season of heavy ions
Last Friday at 3.40 pm, a new #HeavyIon run began at the Large Hadron Collider, the fourth of #LHCRun3.
Find out more about the primordial state of matter studied in heavy-ion collisions at the LHC: www.youtube.com/watch?v=mBfJ...
Last Friday at 3.40 pm, a new #HeavyIon run began at the Large Hadron Collider, the fourth of #LHCRun3.
Find out more about the primordial state of matter studied in heavy-ion collisions at the LHC: www.youtube.com/watch?v=mBfJ...
#ICYMI
CERN took part in the Fête de la science from 3 to 13 October. During ten days, CERN offered a variety of activities throughout the Pays de Gex as part of a collaborative science trail organised by Addictlab.
CERN took part in the Fête de la science from 3 to 13 October. During ten days, CERN offered a variety of activities throughout the Pays de Gex as part of a collaborative science trail organised by Addictlab.
November 17, 2025 at 2:26 PM
#ICYMI
CERN took part in the Fête de la science from 3 to 13 October. During ten days, CERN offered a variety of activities throughout the Pays de Gex as part of a collaborative science trail organised by Addictlab.
CERN took part in the Fête de la science from 3 to 13 October. During ten days, CERN offered a variety of activities throughout the Pays de Gex as part of a collaborative science trail organised by Addictlab.
Here we see the insertion of a novel beam screen into a magnet for the first time for the High-Luminosity Large Hadron Collider, the successor to CERN's LHC.
With this milestone, one magnet is almost fully ready for the #HiLumiLHC tunnel.
Find out more: hilumilhc.web.cern.ch/article/firs...
With this milestone, one magnet is almost fully ready for the #HiLumiLHC tunnel.
Find out more: hilumilhc.web.cern.ch/article/firs...
November 17, 2025 at 7:47 AM
Here we see the insertion of a novel beam screen into a magnet for the first time for the High-Luminosity Large Hadron Collider, the successor to CERN's LHC.
With this milestone, one magnet is almost fully ready for the #HiLumiLHC tunnel.
Find out more: hilumilhc.web.cern.ch/article/firs...
With this milestone, one magnet is almost fully ready for the #HiLumiLHC tunnel.
Find out more: hilumilhc.web.cern.ch/article/firs...
Reposted by CERN
Issue 75 of Science in School is out! 🎉
It’s packed with classroom activities on radioactivity, chemical clocks, nutritional and environmental science. And offers exciting insights into antimatter, “cannibal” stars, quantum tech, and medical physics.
👉 scienceinschool.org/issue/issue-...
It’s packed with classroom activities on radioactivity, chemical clocks, nutritional and environmental science. And offers exciting insights into antimatter, “cannibal” stars, quantum tech, and medical physics.
👉 scienceinschool.org/issue/issue-...
November 14, 2025 at 11:20 AM
Issue 75 of Science in School is out! 🎉
It’s packed with classroom activities on radioactivity, chemical clocks, nutritional and environmental science. And offers exciting insights into antimatter, “cannibal” stars, quantum tech, and medical physics.
👉 scienceinschool.org/issue/issue-...
It’s packed with classroom activities on radioactivity, chemical clocks, nutritional and environmental science. And offers exciting insights into antimatter, “cannibal” stars, quantum tech, and medical physics.
👉 scienceinschool.org/issue/issue-...
📣 Call for contributions
If you are a project manager, project leader, or part of a project management team at a physics laboratory or #BigScience project, and would like to share your experience and connect with colleagues in the field, the AcceleratePM workshop is looking for contributions. 👇
If you are a project manager, project leader, or part of a project management team at a physics laboratory or #BigScience project, and would like to share your experience and connect with colleagues in the field, the AcceleratePM workshop is looking for contributions. 👇
November 14, 2025 at 12:35 PM
📣 Call for contributions
If you are a project manager, project leader, or part of a project management team at a physics laboratory or #BigScience project, and would like to share your experience and connect with colleagues in the field, the AcceleratePM workshop is looking for contributions. 👇
If you are a project manager, project leader, or part of a project management team at a physics laboratory or #BigScience project, and would like to share your experience and connect with colleagues in the field, the AcceleratePM workshop is looking for contributions. 👇
The heart of operations
Today’s #ThrowbackThursday takes us back to 1976 in the Linac 2 control room.
While CERN's second linear accelerator, Linac 2, was under construction, its control room was already operational.
Today’s #ThrowbackThursday takes us back to 1976 in the Linac 2 control room.
While CERN's second linear accelerator, Linac 2, was under construction, its control room was already operational.
November 13, 2025 at 11:00 AM
The heart of operations
Today’s #ThrowbackThursday takes us back to 1976 in the Linac 2 control room.
While CERN's second linear accelerator, Linac 2, was under construction, its control room was already operational.
Today’s #ThrowbackThursday takes us back to 1976 in the Linac 2 control room.
While CERN's second linear accelerator, Linac 2, was under construction, its control room was already operational.
CERN reaffirms its commitment to environmentally responsible research with the release of its 4th Environment report
Find out more: home.cern/news/news/ce...
Find out more: home.cern/news/news/ce...
November 13, 2025 at 9:09 AM
CERN reaffirms its commitment to environmentally responsible research with the release of its 4th Environment report
Find out more: home.cern/news/news/ce...
Find out more: home.cern/news/news/ce...
Today, CERN’s #PhotoOfTheWeek features a series of images captured by Harald Wenzel during the 2025 CERN Photowalk competition, held earlier this summer. #PhysPics25
Which one is your favourite? Let us know below. 👇
📸 by Harald Wenzel
Which one is your favourite? Let us know below. 👇
📸 by Harald Wenzel
November 12, 2025 at 10:40 AM
Today, CERN’s #PhotoOfTheWeek features a series of images captured by Harald Wenzel during the 2025 CERN Photowalk competition, held earlier this summer. #PhysPics25
Which one is your favourite? Let us know below. 👇
📸 by Harald Wenzel
Which one is your favourite? Let us know below. 👇
📸 by Harald Wenzel
Arts at CERN and the Nobel Prize Museum collaborate on the Collide residency
Find out more: home.cern/news/news/ce...
Find out more: home.cern/news/news/ce...
November 11, 2025 at 1:59 PM
Arts at CERN and the Nobel Prize Museum collaborate on the Collide residency
Find out more: home.cern/news/news/ce...
Find out more: home.cern/news/news/ce...
CERN Council reviews feasibility study for a next-generation collider
At a meeting of the #CERN Council on 6-7 November, delegates from CERN’s Member and Associate Member States reviewed the outcome of the Feasibility Study for the proposed Future Circular Collider.
🔗 home.cern/news/news/ac...
At a meeting of the #CERN Council on 6-7 November, delegates from CERN’s Member and Associate Member States reviewed the outcome of the Feasibility Study for the proposed Future Circular Collider.
🔗 home.cern/news/news/ac...
November 10, 2025 at 5:32 PM
CERN Council reviews feasibility study for a next-generation collider
At a meeting of the #CERN Council on 6-7 November, delegates from CERN’s Member and Associate Member States reviewed the outcome of the Feasibility Study for the proposed Future Circular Collider.
🔗 home.cern/news/news/ac...
At a meeting of the #CERN Council on 6-7 November, delegates from CERN’s Member and Associate Member States reviewed the outcome of the Feasibility Study for the proposed Future Circular Collider.
🔗 home.cern/news/news/ac...