It is naturally found in low concentrations on our planet, but the recent discovery of D₂O in space has helped astronomers to understand more than ever before about our Solar System’s long ...

New research shows Roman concrete relied on heat-driven mixing and reactive lime, giving it a surprising self-healing ability ...

Archaeologists working at White Sands National Park have uncovered traces of a pre-wheeled vehicle alongside human and mammoth footprints preserved in late Pleistocene sediments.

After a year of tumult, some are warning that a system built on neutrality, consensus and direct democracy is not moving fast enough.

The textbook version of the "Out of Africa" hypothesis holds that the first human species to leave the continent around 1.8 ...

Ancient Nubians who lived between the 7th and 9th centuries tattooed the cheeks and foreheads of their infants and toddlers.

The two gold coins were minted almost 2,300 years ago, around the mid-third century B.C. "This makes them part of a very ...

Prayer before starting a business is an ancient spiritual practice that has remained relevant for centuries. Christians turned to God for blessings back in the first centuries of the Church's ...

A study by Kristin Winchell (NYU) sequenced the genomes of these reptiles and found 93 specific genes related to limb and skin development that had diverged from forest populations. The city lizards ...