China's Tianwen-1 set to attempt Mars rover landing on Friday

New evidence for electron's dual nature found in a quantum spin liquid

Solar Geoengineering: Ineffective, Risky, and Unnecessary - Some people are proposing to counteract climate change by artificially dimming the Sun. But it’s largely ineffective. It’s potentially risky. And it’s unnecessary. Instead, we should focus on real-world solutions that work.

NASA's Perseverance rover on Mars has found some mysterious rocks (photos)