Just in case you missed it, President Trump just updated the Monroe Doctrine, with a clear-headed legal case, and an ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

Crystals hidden in Australia’s oldest rocks have revealed new clues about how Earth and the Moon formed. The study suggests ...

This episode exposes how the idea that medieval Europeans believed in a flat Earth was invented long after Columbus lived.

Earth’s first sponges may have been ghostly, soft-bodied pioneers—ancient animals that evolved long before their skeletons ...

T he Hubble Space Telescope (HST) has been pivotal to progress in the last three decades of astronomy and cosmology.

New method reveals chemical signs of early microbial life in ancient Earth rocks, showing photosynthesis evolved much earlier ...

Ancient horsetail plants produce water with unusual oxygen isotopes, offering scientists a new tool to reconstruct Earth’s climate history and understand humidity patterns from millions of years ago.

Scientists tracked active solar region NOAA 13664 for 94 days, showing how persistent magnetic complexity drives flares and ...

A new study reveals that tiny fragments of Earth's atmosphere are transported to and absorbed by the moon via gusts of solar ...

While Alan Shepard played one of the worst rounds of Moon golf on record, an experiment was circling the Moon 34 times on ...