Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...

Researchers mapped Earth’s ionosphere, part of the upper atmosphere, using signal data from 40 million phones – a method that ...

When European explorers first began sailing across the Atlantic Ocean, they were searching for new routes to China and the ...

If you’ve ever followed a navigation app only to have it drift off course, the culprit responsible for the mix-up may be ...