NASA's Artemis II mission offers a unique chance for global citizens to send their names on a digital memory card circling ...

A 2023 astronaut photo shows three dark hills, or mesas, towering above part of the Sahara desert in southern Mauritania. The ...

Einstein explained that gravity affects each passing second. Clocks slow down where gravity grows stronger. Clocks speed up ...

NEW YORK (AP) — The last supermoon of the year will shine soon in December skies.

Rocks that stood out as light-colored dots on the reddish-orange surface of Mars now are the latest evidence that areas of the small planet may have once supported wet oases with humid climates and ...

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

Using the Webb telescope’s powerful Near Infrared Imager and Slitless Spectrograph (NIRISS) instrument, the team detected a sprawling helium cloud known as an exosphere. This exosphere stretches ...

A team of scientists from several U.S. institutions, including the University of Minnesota, discovered six million year old ...

Chinese researchers have discovered that interstitial carbon in iron-carbon alloys behaves in a superionic, liquid-like state under Earth’s core pressure and temperature conditions. Beneath Earth’s ...

How did life begin? An international team of researchers from Japan, Malaysia, the UK, and Germany suggest that the answer ...

Reporting from the European Space Agency’s (ESA) Ministerial Council for 2025, held in Bremen last week, IFLScience reveals how ESA is stepping up and doubling down on its commitment to monitoring our ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...