Sharks and rays gain landmark protections as nations move to curb international trade

2 hours ago

Scientists built an AI co-pilot for prosthetic bionic hands

19 hours ago

Investors commit quarter-billion dollars to startup designing "Giga" satellites

23 hours ago

Ars Live: 3 former CDC leaders detail impacts of RFK Jr.'s anti-science agenda

1 day ago

No sterile neutrinos after all, say MicroBooNE physicists

1 day ago

NASA just lost contact with a Mars orbiter, and will soon lose another one

2 days ago

This is the oldest evidence of people starting fires

2 days ago

Court: "Because Trump said to" may not be a legally valid defense

3 days ago

Brazil weakens Amazon protections days after COP30

3 days ago

Pompeii construction site confirms recipe for Roman concrete

3 days ago

Why is my dog like this? Current DNA tests won't explain it to you.

6 days ago

A massive, Chinese-backed port could push the Amazon Rainforest over the edge

7 days ago

Rare set of varied factors triggered Black Death

7 days ago

New report warns of critical climate risks in Arab region

8 days ago

Rocket Report: Blunder at Baikonur; do launchers really need rocket engines?

8 days ago

Researchers find what makes AI chatbots politically persuasive

8 days ago

Welcome to "necroprinting"—3D printer nozzle made from mosquito's proboscis

8 days ago

A fentanyl vaccine is about to get its first major test

9 days ago

12 former FDA chiefs unite to say agency memo on vaccines is deeply stupid

9 days ago

Humans in southern Africa were an isolated population until recently

9 days ago

Rare win for renewable energy: Trump admin funds geothermal network expansion

9 days ago

A spectacular explosion shows China is close to obtaining reusable rockets

9 days ago

Planned satellite constellations may swamp future orbiting telescopes

9 days ago

3D model shows small clans created Easter Island statues

10 days ago

"Renewable" no more: Trump admin renames the National Renewable Energy Laboratory

10 days ago

The missile meant to strike fear in Russia's enemies fails once again

11 days ago

In Myanmar, illicit rare-earth mining is taking a heavy toll

11 days ago

Research roundup: 6 cool stories we almost missed

11 days ago

Achieving lasting remission for HIV

14 days ago

Reintroduced carnivores' impacts on ecosystems are still coming into focus

15 days ago

ULA aimed to launch up to 10 Vulcan rockets this year—it will fly just once

16 days ago

Solar's growth in US almost enough to offset rising energy use

16 days ago

Many genes associated with dog behavior influence human personalities, too

17 days ago

Formation of oceans within icy moons could cause the waters to boil

18 days ago

Mushroom foragers collect 160 species for food, medicine, art, and science

18 days ago

Why synthetic emerald-green pigments degrade over time

18 days ago