Ars Technica·1 day ago·AI
Researchers try to cut the genetic code from 20 to 19 amino acids
Using AI tools, the team reworked part of the ribosome to need one less amino acid.
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Using AI tools, the team reworked part of the ribosome to need one less amino acid.
Study authors say courts should reconsider rulings in light of this new evidence.
University of Oregon scientists repurposed battery-testing tool to better measure coffee's flavor profile
The differences between our brains and Neanderthals' were likely cosmetic.
SpaceX and Blue Origin tell NASA their lunar landers will be ready for Artemis III in late 2027.
Low-frequency infrasound (below 20 Hz) can raise cortisol levels in saliva and increase irritability.
Members had planned to release report that US is ceding scientific ground to China.
Pacific heat pulse is temporary, but scientists warn that its climate impacts are not.
Software lets robots learn from each other even if they have different hardware.
"It wasn't a big deal. It just coincided with the fact that Moon was farther away from the Earth."
"If boost-phase intercept from space is not affordable and scalable, we will not produce it."
Layer by layer, researchers revealed the jaws of an ancient predator.
While this material degrades over time, it could point to better ones.
Such experiments bring "order to the universe, whether or not the number agrees with the expected value.”
"They’re putting operational systems up within orbit reach of our high-value satellites."
Spy satellite hardware has been repurposed to scan the Universe in the infrared.
Results dash hopes for a fifth force but provide very precise proof of Standard Model and QFT.
Added layers of review singling out renewable energy have little legal basis.
The International Energy Agency says we've entered the Age of Electricity.
Problems with the ground system would have "put current GPS military and civilian capabilities at risk."
Blue Origin's reused first stage hit its targets, but New Glenn's upper stage did not.
The laser was used to study the physics of stellar interiors and fusion energy, among other things.
The sharks might also be the most physiologically vulnerable to warming waters.
Blue Origin will soon launch the third flight of its New Glenn rocket, this time with a reused booster.
Europe's first Mars rover mission is now on its fourth rocket: SpaceX's Falcon Heavy.
GPT-Rosalind is an LLM trained on biology workflows, available in closed access.
Nine-year-old Kai's podcast explores how quantum technologies can transform our daily lives.
"We believe this is the final nail in the coffin of the proton radius puzzle."
"It’s a special thing to be human, and it’s a special thing to be on planet Earth."
LLM use is the most demoralizing problem I’ve faced as a college instructor.
Record domestic oil and gas production hasn't saved US drivers from price spikes.
"I can't imagine a better crew that just completed a perfect mission right now."
A now-vanished plate under North America may open the crust below Yellowstone.
Dense drops of oobleck with high shear rates spread out like a liquid before stiffening into a solid.
Supposed “first octopus” was something else entirely.
After leaks on Artemis I and II, Orion's next flight to the Moon will need new valves.
Improved gene editing process reactivates the fetal version of a hemoglobin gene.
Rare event suggests relational dynamics may play a role in collective violence, along with cultural markers.
"I'm actually getting chills right now just thinking about it. My palms are sweating."
A World War II-era policy is stopping old coal plants from closing.
"I think the biggest value here is the PR. I mean, it's getting the public excited."
"Humans have probably not evolved to see what we’re seeing. It is truly hard to describe. It is amazing."
Congress rejected huge cuts to science in 2026, but Trump is trying again.
Congress will likely reject the White House's NASA cuts, just as it did last year.
Ice Age hunter-gatherer "were intentionally relying on random outcomes in repeatable, rule-based ways."
Experiments show large majorities uncritically accepting "faulty" AI answers.
A receptor that's used to find prey is also activated by progesterone.
Collection of fossils includes Ediacaran, Cambrian species, suggesting a transition.
And solar power accounted for about three quarters of the renewables.