First supernovae may have seeded rocky planet building blocks 100 million years after the Big Bang

The building blocks of rocky planets may have begun forming just 100 million years after the Big Bang—long before the first galaxies even existed—according to new research from the University of ...

NASA responds to claims gravity is about to "switch off"

A long-debunked conspiracy theory that Earth will lose gravity has picked up steam on social media ahead of a total solar eclipse.