NASA Seeks Next Generation of Explorers to Join Astronaut Corps

Drinking two to three cups of caffeinated coffee daily was linked to a dramatically lower risk of dementia and better cognitive functioning in a study spanning up to 43 years. The benefits appeared regardless of genetic risk, but decaffeinated coffee did not show the same association.

The Leonid meteor shower, known for its bright and fast meteors, will kick off this weekend and continue until the end of November.

Rising global temperatures mean extreme weather events are becoming more common and more intense.

In Paris in 2015, almost 200 countries signed a landmark agreement designed to limit global warming to 1.5C and avoid its worst impacts. But despite some progress in areas like renewable energy, the world has continued to warm at a rapid pace. A recent UN report said the target was likely to be breached in the next few years and that "urgent and stringent" action would be needed to return the world to 1.5C.