Award-winning journalist and online news editor at Science. Author of Citizen Canine: Our Evolving Relationship with Cats and Dogs. Lover of cats, movies, and bad puns.https://bsky.app/profile/david-grimm.bsky.socialhttps://bsky.app/profile/david-grimm.bsky.social/post/3mupnt5v5js2dKiller whales have been ramming boats off the coasts of Spain and Portugal, sinking nine, and parading fiberglass remnants around like trophies. Are they out for revenge--or just trying to play? Nice story by Christa Lesté-Lasserre for @science.org https://www.science.org/content/article/are-these-killer-whales-out-revenge-humans-or-just-trying-play04 Sep 2026 19:05 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mupnt5v5js2dhttps://bsky.app/profile/david-grimm.bsky.social/post/3mup3oxm4ic2jThis year's silliest science awards--the Ig Nobels--were hosted outside the U.S. for the first time. Amidst the laughter, prize winners discuss some of the serious reasons that motivated the move. Nice story by @hannah-richter.bsky.social for @science.org https://www.science.org/content/article/ig-nobel-hosts-science-s-silliest-ceremony-outside-u-s-first-time04 Sep 2026 13:40 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mup3oxm4ic2jhttps://bsky.app/profile/david-grimm.bsky.social/post/3mumnapmk3k2a“I couldn’t have imagined they’d get all this data from parchment." Cool story by @andrewcurry.com for @science.org https://www.science.org/content/article/ancient-sheep-virus-found-hiding-medieval-parchment03 Sep 2026 14:16 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mumnapmk3k2ahttps://bsky.app/profile/david-grimm.bsky.social/post/3mtevog2xts2hI wished I loved anything as much as @slashfilm.bsky.social loves Alan Hale Jr. 😁18 Aug 2026 19:01 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mtevog2xts2hhttps://bsky.app/profile/david-grimm.bsky.social/post/3msyaqe556s23EXCLUSIVE: A @science.org investigation calls into question a series of high-profile findings on genetic variants purported to protect against Alzheimer’s disease. Researchers changed patient data in ways that bolstered provocative findings, and papers published seemingly altered or copied images. https://www.science.org/content/article/science-investigation-casts-doubt-genes-hailed-warding-alzheimer-s-disease13 Aug 2026 18:14 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3msyaqe556s23https://bsky.app/profile/david-grimm.bsky.social/post/3msxr5k5g3k2jEXCLUSIVE: The ancient rock art in this image may have been made with human blood, including blood from childbirth. The presence of such blood would connect the culture that made the images to female fertility rituals and reproduction cults. Cool story by Soumya Sagar for @science.org https://www.science.org/content/article/were-these-ancient-rock-images-painted-human-blood13 Aug 2026 13:35 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3msxr5k5g3k2jhttps://bsky.app/profile/david-grimm.bsky.social/post/3msvzo4uuwk2bEXCLUSIVE: For decades, researchers have marveled at how these 2000-year-old rock paintings withstood extreme rain and heat. The secret may be blood... Cool story by Soumya Sagar for @science.org https://www.science.org/content/article/were-these-ancient-rock-images-painted-human-blood12 Aug 2026 21:02 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3msvzo4uuwk2bhttps://bsky.app/profile/david-grimm.bsky.social/post/3msvdezcev22gEXCLUSIVE: The only modern equivalent that would inflict so much damage on the human body would be getting hit by a car or a train. A fascinating story by @andrewcurry.com for @science.org https://www.science.org/content/article/shattered-skeleton-scottish-castle-first-confirmed-death-trebuchet12 Aug 2026 14:23 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3msvdezcev22ghttps://bsky.app/profile/david-grimm.bsky.social/post/3mstil4xixc2vFor more than half a century, physicists have searched for one of the strangest particles predicted by modern theory... Neat stuff by Julia Vaz for @science.org https://www.science.org/content/article/behold-glueball-strange-new-form-matter11 Aug 2026 20:51 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mstil4xixc2vhttps://bsky.app/profile/david-grimm.bsky.social/post/3mstiempb3s2xThe shattered bones of a 700-year old Scotsman may represent the world's first known victim of a trebuchet. Really cool story from @andrewcurry.com for @science.org https://www.science.org/content/article/shattered-skeleton-scottish-castle-first-confirmed-death-trebuchet11 Aug 2026 20:47 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mstiempb3s2xhttps://bsky.app/profile/david-grimm.bsky.social/post/3msgq3mb42c2mDo your biceps turn heads? Do your pecs impress? If so, you may have your Neanderthal ancestry to thank for it. Fun story by Mike Price for @science.org https://www.science.org/content/article/neanderthal-growth-gene-turns-modern-humans-muscle-heads06 Aug 2026 19:01 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3msgq3mb42c2mhttps://bsky.app/profile/david-grimm.bsky.social/post/3msgpz6yvp22hThe countryside has always been seen as a refuge from the swelter of summer. But a pioneering study suggests that as global warming continues in much of the world, the countryside’s appeal as a climate buffer may dwindle. Important story by @voosen.me for @science.org https://www.science.org/content/article/global-warming-coming-countryside06 Aug 2026 18:59 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3msgpz6yvp22hhttps://bsky.app/profile/david-grimm.bsky.social/post/3mrwz7stxts2tOrcas are ramming sunfish so hard they explode. Check out the stunning video at the link. Nice story by @annieroth.bsky.social for @science.org https://www.science.org/content/article/high-speed-orcas-are-blowing-sunfish-smithereens31 Jul 2026 13:02 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mrwz7stxts2thttps://bsky.app/profile/david-grimm.bsky.social/post/3mrpizvxql22yOne of the largest monkey research centers in the U.S. will not become a sanctuary. But it will have to significantly reduce its monkey population and shift its research focus to non-animal models. It may also rebrand, striking the word "primate" from its name. My latest for @science.org https://www.science.org/content/article/future-giant-monkey-research-facility-uncertain-even-sanctuary-plan-dropped28 Jul 2026 13:23 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mrpizvxql22yhttps://bsky.app/profile/david-grimm.bsky.social/post/3mro3rypcu22qA proposal to transform one of the largest monkey research centers in the United States into a sanctuary is officially dead, but major changes may still be in store... My latest for @science.org https://www.science.org/content/article/future-giant-monkey-research-facility-uncertain-even-sanctuary-plan-dropped27 Jul 2026 23:54 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mro3rypcu22qhttps://bsky.app/profile/david-grimm.bsky.social/post/3mqpk4senmk2cDeep in the lush forests of the Democratic Republic of the Congo lives a rare monkey that has long evaded scientists and even most local communities. Only few have witnessed the black, orange-mouthed primate quietly perching high in the canopy. Story by @yejnlheee.bsky.social for @science.org https://www.science.org/content/article/mysterious-orange-lipped-monkey-discovered-deep-congo-rainforest-new-species15 Jul 2026 20:18 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mqpk4senmk2chttps://bsky.app/profile/david-grimm.bsky.social/post/3mqotc27tis26The first foot set on the Moon was famously one small step for man, one giant leap for mankind. But did you know there was a spring in that step? And do you know why? Fun story by @phiejacobs.bsky.social for @science.org https://www.science.org/content/article/bungee-jumping-mice-may-reveal-why-astronauts-skip-moon?utm_source=sfmc&utm_medium=email&utm_content=alert&utm_campaign=DailyLatestNews&et_rid=17045135&et_cid=601177615 Jul 2026 13:29 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mqotc27tis26https://bsky.app/profile/david-grimm.bsky.social/post/3mqmfwfyksk2pA lack of financial support from the NIH may have doomed a plan to convert the Oregon National Primate Research Center--one of the largest monkey facilities in the country--into a sanctuary where no research is done. My latest for @science.org https://www.science.org/content/article/plan-turn-major-monkey-research-facility-sanctuary-may-be-dead14 Jul 2026 14:24 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mqmfwfyksk2phttps://bsky.app/profile/david-grimm.bsky.social/post/3mqknbeyxcc26The unprecedented move would have ended hundreds of studies at one of the largest academic monkey centers in the United States. But on Thursday, OHSU President Shereef Elnahal told faculty leaders the plan could not move forward because of a lack of federal funding. My latest for @science.org https://www.science.org/content/article/plan-turn-major-monkey-research-facility-sanctuary-may-be-dead13 Jul 2026 21:31 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mqknbeyxcc26https://bsky.app/profile/david-grimm.bsky.social/post/3mp6xiriif22bJust published, and already one of my favorite stories of the year. A fascinating story expertly told by @samkean.bsky.social for @science.org https://www.science.org/content/article/why-have-papers-one-history-s-most-famous-physicists-been-retracted26 Jun 2026 12:37 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mp6xiriif22bhttps://bsky.app/profile/david-grimm.bsky.social/post/3mp4ggtfsvc2c“This is serious." Cool story by Adrian Cho for @science.org https://www.science.org/content/article/universe-unexpectedly-stringy-which-could-unravel-theory-cosmos25 Jun 2026 12:26 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mp4ggtfsvc2chttps://bsky.app/profile/david-grimm.bsky.social/post/3mp4gethhik2mSea turtles are expert navigators. But, like us, they occasionally veer off track. Fun story by @phiejacobs.bsky.social for @science.org https://www.science.org/content/article/migrating-sea-turtles-only-sort-know-where-they-re-going25 Jun 2026 12:25 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mp4gethhik2mhttps://bsky.app/profile/david-grimm.bsky.social/post/3moztg4sxgs2yThe 12 souls aboard will drift for a long 8 months, mostly without seeing the Sun, through one of the most inhospitable and least explored regions on Earth. Fun story by Richard Stone for @science.org https://www.science.org/content/article/dozen-people-will-spend-8-months-trapped-arctic-ice-science24 Jun 2026 11:40 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3moztg4sxgs2yhttps://bsky.app/profile/david-grimm.bsky.social/post/3moy5rn5vks2rAs the CDC moves to phase out its primate research, it planned on sending its monkeys to a Texas sanctuary. Now the agency appears to have backtracked on the plan. Or has it? My latest for @science.org https://www.science.org/content/article/after-backlash-cdc-revises-plan-retire-research-monkeys-texas-sanctuary23 Jun 2026 19:40 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3moy5rn5vks2rhttps://bsky.app/profile/david-grimm.bsky.social/post/3movwjvkyu22aThe CDC has seemingly backtracked on a plan to send its research monkeys to a Texas sanctuary. But could the animals end up there anyway? My latest for @science.org https://www.science.org/content/article/after-backlash-cdc-revises-plan-retire-research-monkeys-texas-sanctuary22 Jun 2026 22:25 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3movwjvkyu22ahttps://bsky.app/profile/david-grimm.bsky.social/post/3movvt2dcss25Just where—or rather, when—did it originate? Nice story by @hannah-richter.bsky.social for @science.org https://www.science.org/content/article/interstellar-comet-unlike-anything-seen-our-solar-system22 Jun 2026 22:13 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3movvt2dcss25https://bsky.app/profile/david-grimm.bsky.social/post/3mnwtalumyc2xLeft-pawed dogs take fewer risks. Right-pawed dogs can be more aggressive. And ambilateral dogs appear to be more fearful of thunderstorms. Fun story by @phiejacobs.bsky.social for @science.org https://www.science.org/content/article/how-can-you-tell-whether-your-dog-right-pawed-or-left-pawed10 Jun 2026 13:34 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mnwtalumyc2xhttps://bsky.app/profile/david-grimm.bsky.social/post/3mnuh4x7tfk26Biomedical researchers will need to nervously watch and wait. “The next few months will be important to watch to see if this news does, in fact, cause disruptions.” My latest for @science.org https://www.science.org/content/article/leading-supplier-research-monkeys-declares-bankruptcy09 Jun 2026 14:52 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mnuh4x7tfk26https://bsky.app/profile/david-grimm.bsky.social/post/3mnsofkbaus25One of the world’s leading suppliers of monkeys and other animals for biomedical research has declared bankruptcy. In court filings last week, Inotiv said it's nearly a half-billion dollars in debt and is seeking ways to continue operations as it financially restructures. My latest for @science.org https://www.science.org/content/article/leading-supplier-research-monkeys-declares-bankruptcy08 Jun 2026 21:57 +0000at://did:plc:hgexsteyfqqrlucbsvdysyak/app.bsky.feed.post/3mnsofkbaus25