A near-impenetrable plateau in Central Africa allowed elephants to hide from humans for years. The same landscape could also be their savior.

There is nothing like the excitement of a rocket launch. I’ll never forget the feeling of being at NASA’s Kennedy Space Center in Florida for the highly anticipated liftoff of the uncrewed Artemis I ...

Picture all of Earth’s oceans, which cover about 70% of the planet and are mostly made of hydrogen. Now multiply that by nine. That may be the amount of hydrogen in Earth’s core, possibly making it ...