NASA’s Curiosity Rover Got Its Drill Stuck on a Rock. Here’s How They Freed It

This is the first time NASA has encountered a situation like this, and it took nearly a week to resolve. [...]

Inside the Race to Develop a Test for the Rare Andes Hantavirus

A University of Nebraska lab has developed a test that can detect the virus before symptoms become severe. Now, it's ready to start testing those returning to the US after a cruise outbreak. [...]

Gravitational lens shows a galaxy just 800 million years post-Big Bang

Early galaxy has elements produced by the Universe's first supernovae. [...]

15 things science says about friendship and what it does to your health

From immune function and blood pressure to brain scans and life expectancy, here is what researchers have found about the ways friendship shapes the body [...]

Severed sea cucumber appendages don't seem to die

They seem to reorganize their tissues and then just keep living. [...]

Elon Musk's SpaceX Files for Blockbuster IPO on Nasdaq

The rocket company may record the largest public offering ever, with a valuation approaching $2 billion. [...]

Protein in Homo erectus teeth suggests Denisovans gave us some of their DNA

Distinct form of tooth protein in Homo erectus shows up in Denisovans—and us. [...]

AI IQ is here: a new site scores frontier AI models on the human IQ scale. The results are already dividing tech.

For decades, the IQ test has been one of the most familiar — and most contested — yardsticks for human intelligence. Now, a startup project called AI IQ is applying the same metaphor to artificial [...]

Forecasters predict wildfires, floods, severe heatwaves from incoming El Niño

Ocean heat plus human-caused global warming is a grim recipe for deadly climate extremes. [...]