Switching on air-conditioning during extreme heat doesn’t have to make us feel guilty—it can actually boost power grid ...

President Trump will attend the G7 summit on Sunday in a nation he threatened to annex. He will also be an outlier on climate ...

The decision to help a friend or stranger—and the amount of help that one chooses to give—may be powerfully shaped by the ...

When Israeli aircraft recently struck a uranium-enrichment complex in the nation, Iran could have been days away from ...

A near-complete census of our interstellar neighborhood hopes to answer how stars, brown dwarfs and rogue planets form ...

Tobias Kalenscher is a professor of comparative psychology at Heinrich Heine University Düsseldorf in Germany.

Johanna Mathieu is an associate professor of electrical engineering and computer science at the University of Michigan.