Siegfried Hekimi
@siegfriedhekimi.bsky.social
Biologist seeking to formulate and test new conjectures about aging.
McGill U.
Worms, yeast, mice, patient cells.
Aging, mitochondria, CoQ.
Former professional cyclist.
hekimilab.mcgill.ca
https://scholar.google.com/citations?hl=en&user=2WIdFlcAAAAJ
McGill U.
Worms, yeast, mice, patient cells.
Aging, mitochondria, CoQ.
Former professional cyclist.
hekimilab.mcgill.ca
https://scholar.google.com/citations?hl=en&user=2WIdFlcAAAAJ
I always carefully slow down my walk when I come across this warning.
November 22, 2025 at 3:58 PM
I always carefully slow down my walk when I come across this warning.
Bill Gates underestimates the perils of the climate crisis, but I agree with him: we shouldn’t sacrifice those alive now for future people who might never exist.
It’s like buying a lifetime supply of petri dishes at a discount and then switch to a field that doesn’t need any.
It’s like buying a lifetime supply of petri dishes at a discount and then switch to a field that doesn’t need any.
October 29, 2025 at 3:44 PM
Bill Gates underestimates the perils of the climate crisis, but I agree with him: we shouldn’t sacrifice those alive now for future people who might never exist.
It’s like buying a lifetime supply of petri dishes at a discount and then switch to a field that doesn’t need any.
It’s like buying a lifetime supply of petri dishes at a discount and then switch to a field that doesn’t need any.
Not all leaves are alike. And despite the fear and regret that the world is falling apart, I delight to be able to name them!
October 28, 2025 at 3:46 PM
Not all leaves are alike. And despite the fear and regret that the world is falling apart, I delight to be able to name them!
In the fall, even the weeds look good.
October 16, 2025 at 4:22 PM
In the fall, even the weeds look good.
Where were the wasps all summer? And why now?
October 16, 2025 at 4:21 PM
Where were the wasps all summer? And why now?
Will we have to close the border to prevent US-imported measles, covid, soon polio? Or should we allow our economic overlords to kill children in Canada for their self-aggrandizement ?
—Apparently, I feel a bit angry today.
—Apparently, I feel a bit angry today.
October 13, 2025 at 3:34 PM
Will we have to close the border to prevent US-imported measles, covid, soon polio? Or should we allow our economic overlords to kill children in Canada for their self-aggrandizement ?
—Apparently, I feel a bit angry today.
—Apparently, I feel a bit angry today.
The naked mole rat lives in a hyper-sheltered environment. Thus, it might benefit from costly physiological/cell biological adjustments that organisms in more variable niches might not be able to afford.
October 13, 2025 at 3:15 PM
The naked mole rat lives in a hyper-sheltered environment. Thus, it might benefit from costly physiological/cell biological adjustments that organisms in more variable niches might not be able to afford.
Giacometti in the woods.
Sort of.
Sort of.
October 9, 2025 at 5:03 PM
Giacometti in the woods.
Sort of.
Sort of.
No, John Gurdon, who just died (left), didn’t clone a sheep! Rather, he was dramatically ahead of his time.
October 8, 2025 at 11:23 AM
No, John Gurdon, who just died (left), didn’t clone a sheep! Rather, he was dramatically ahead of his time.
In the playing style of Claudio Colombo there is something that makes music music that is missing. But it is also fascinating and weirdly addictive.
October 5, 2025 at 3:38 PM
In the playing style of Claudio Colombo there is something that makes music music that is missing. But it is also fascinating and weirdly addictive.
Backyard camping with my grandson Darius and the moon behind the spruce. Lifelong training to be in good shape finally pays off.
October 4, 2025 at 11:31 PM
Backyard camping with my grandson Darius and the moon behind the spruce. Lifelong training to be in good shape finally pays off.
People sometimes wonder what they would do with a time travel machine. I would go back to make sure Schubert doesn’t die at age 31!
September 20, 2025 at 3:21 PM
People sometimes wonder what they would do with a time travel machine. I would go back to make sure Schubert doesn’t die at age 31!
Geronimo said: “I should have never surrendered. I should have fought until I was the last man alive." But I am more mellow.
August 28, 2025 at 12:30 AM
Geronimo said: “I should have never surrendered. I should have fought until I was the last man alive." But I am more mellow.
What about banning journals that do desk rejections for reasons other than that the work being unsound.
August 4, 2025 at 11:28 AM
What about banning journals that do desk rejections for reasons other than that the work being unsound.
Every time I speak to another scientist or business partner I have to remember that they are not sporting and that they don’t get trash talk. Sometimes I don’t remember: oops!
July 29, 2025 at 11:17 AM
Every time I speak to another scientist or business partner I have to remember that they are not sporting and that they don’t get trash talk. Sometimes I don’t remember: oops!
My life has been infinitely easy and happy (until now) because I check all the boxes of privilege (according to some). Should I feel bad?
July 22, 2025 at 11:29 PM
My life has been infinitely easy and happy (until now) because I check all the boxes of privilege (according to some). Should I feel bad?
When you read bad science, the solution to your sadness/irritation cannot be to do bad science too.
July 10, 2025 at 11:50 PM
When you read bad science, the solution to your sadness/irritation cannot be to do bad science too.
The Onion got it right!
July 8, 2025 at 9:59 PM
The Onion got it right!
Mirror, mirror on the wall: is it time to take some mood enhancer?
July 7, 2025 at 6:47 PM
Mirror, mirror on the wall: is it time to take some mood enhancer?
Feeling safe is very important for children which is why I keep all news from US societal change from them. (Don't worry, my nose is much better since I stopped drinking Tennessee whisky.)
July 3, 2025 at 2:28 PM
Feeling safe is very important for children which is why I keep all news from US societal change from them. (Don't worry, my nose is much better since I stopped drinking Tennessee whisky.)
What is the density of rain drops on my ipad screen that is still compatible with staying outside?
July 1, 2025 at 9:55 PM
What is the density of rain drops on my ipad screen that is still compatible with staying outside?
I was at a meeting where they asked us if we agreed to be filmed or not if we presented unpublished data. Naively, I said no because I presented a lot of unpublished data. But just in the row in front of me after my talk I saw someone put pictures of all my slides online on X (👿💩).
June 29, 2025 at 8:20 PM
I was at a meeting where they asked us if we agreed to be filmed or not if we presented unpublished data. Naively, I said no because I presented a lot of unpublished data. But just in the row in front of me after my talk I saw someone put pictures of all my slides online on X (👿💩).
Best Brubeck album (among those I know).
Not just skill, but thought and a successful originality.
Not just skill, but thought and a successful originality.
June 29, 2025 at 8:11 PM
Best Brubeck album (among those I know).
Not just skill, but thought and a successful originality.
Not just skill, but thought and a successful originality.
Why do some people block quote reposts? Is it because they don’t want comments to dilute their already immensely long message? Or is the system disabling quote reposts when the message is immensely long?
June 25, 2025 at 10:50 AM
Why do some people block quote reposts? Is it because they don’t want comments to dilute their already immensely long message? Or is the system disabling quote reposts when the message is immensely long?
Suggested reviewers are fine, because you don't really know who your friends are!
June 24, 2025 at 6:37 PM
Suggested reviewers are fine, because you don't really know who your friends are!