A martian rock has lots of carbon on it, and it's not clear why

Biology could explain the find, but there are other potential explanations. [...]

Anthropic launches "AI workbench" for scientists using Claude

Anthropic says Claude Science will let scientists consolidate tools and data within a single secure environment. [...]

How America's 250th birthday became a test of AI-powered collective intelligence

Imagine if you could bring 250 people together in a massive room and have them discuss and debate an important issue, arguing the points and counterpoints, and converging on answers that accurately re [...]

There’s a Global Network of Fungi Under Your Feet. This Is the First Complete Map

A new study has succeeded in mapping, on a global scale, the fungal network that supports plant life and helps regulate our planet’s climate. [...]

What Are Fish Oil Supplements Good For? Here’s Your Crash Course

A large-scale clinical trial has shown that even long-term consumption of DHA—an omega-3 fatty acid found in abundance in oily fish—may not lead to improvements in cognitive function. [...]

Prediction Markets Let You Bet on Whether a Wildfire Will Burn Down Your Town

Wildfire survivors call fire-prediction markets “morally reprehensible” and worry they could increase the risk of arson. [...]

Chemical accidents rise as Trump administration proposes weakening safety rules

Chemicals from accidents that injured or killed people increased by nearly 50 percent in recent years. [...]

The missing 500 million: Cosmic bombardment melted Earth's first crust

The heat of the Hadean may have come from impacts as well as the interior. [...]

What if the Universe Isn’t as Uniform as Scientists Think?

A study based on 47 million galaxies found that the cosmic web retains patterns on enormous scales, which could force a reevaluation of a pillar of cosmology. [...]