In a study published in October 2025 in the Astrophysical Journal, we modeled one of the sources of these geomagnetic storms: ...

The South Atlantic Anomaly (SAA) is a particularly weak region of Earth’s magnetic field that can cause satellites to malfunction.

Would you guess that the Earth is spinning at 1,000 mph around its axis and at the same time hurtling through space on its ...

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases ...

SETI research often involves hunting for technosignatures—evidence of technology from distant civilizations. But how detectable is Earth to others with technology similar to our own? In a recent SETI ...

Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...

The Artemis programme and others aim to send humans to the Moon and, eventually, to Mars. Innovations in health care that support the mission crew could also benefit people at home. Farhan M. Asrar is ...