Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

I went to a really interesting session yesterday about ways testing experts are using computer technology to measure science content in novel ways. Basically, the computer offers ways of testing ...

A recent study, which I wrote about last week, makes the case for building students’ depth of knowledge in science—as opposed to focusing on “breadth,” a long list of topics across the subject. But in ...

A new study enhances hydrogen molecule predictions, achieving unprecedented precision in testing fundamental physics and ...

Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.