Science & technology | Space archaeology
Rocket engines from the 1960s have been plucked from the ocean floor
NASA takes aim at fire storms
These products of wildfires worsen their creators
Can you hack your gut microbiome?
Yes. But perhaps best not to overthink it
Should AI labs be treated like the owners of dangerous animals?
Autonomous hacking is here. Governments are not ready
How a bipartisan coalition is taking aim at animal research
America’s animal-rights activists have more sway than ever
An old SpaceX rocket is about to crash into the Moon
The smashup could provide useful data for future lunar inhabitants
How poor countries are dealing with America’s AIDS cuts
They will have less money and more responsibilities, even as scientists chase a cure