To replicate true zero gravity conditions without actually going to space, would-be astronauts usually have to take parabolic flight. But sometimes, as Brien explains, they have to go in the opposite ...

When the Hunga Tonga–Hunga Haʻapai volcano erupted on January 15, 2022, it wasn’t just a local impact. The explosion punched through the stratosphere and sent ripples into the edge of space, ...

Quantum gravity is the missing link between general relativity and quantum mechanics, the yet-to-be-discovered key to a unified theory capable of explaining both the infinitely large and the ...

NASA is taking its next-generation Artemis moon suits into the water, using underwater training to rehearse the first human steps on the Moon in more than half a century. The new gear is built to ...

CLIMATEWIRE | A huge computer simulation showing ocean circulation patterns has given scientists new hope that some coral reefs might escape the damaging effects of global warming. A new study — based ...