By reconstructing ancient nitrogen-processing enzymes, scientists are uncovering new clues about how early life survived on a very different Earth.

Using ground-penetrating radar, NASA's Perseverance rover has detected underground remains of an ancient river delta on Mars ...

The cloud is celebrating its 20th anniversary, forever changing how we live and work. Learn how it became indispensable.

A century after Robert Goddard’s first-ever launch of a liquid-fueled rocket, two NASA experts weigh in on what his legacy ...

By plying its ground-penetrating radar in the depths of Mars’s Jezero Crater, this rover has found even older deltas buried beneath those seen on the surface from space ...

An American physicist and Canadian computer scientist received the A.M. Turing Award on Wednesday for their groundbreaking work on quantum key cryptography.

American history has changed dramatically in a relatively short period of time. Since the nation’s founding, major political decisions, technological ...

How can we measure time more than 500 million years into the past? A study recently published in Nature Communications by researchers at the University of Lausanne presents a new geological "rock ...

The findings further hint that space rocks may have brought the building blocks of RNA and DNA to Earth long ago ...

Science Textbook Controversies “In 1969 the California Board of Education issued new guidelines for the biology curriculum of the state’s public schools. The guidelines ...

The cactus on your windowsill may grow slowly, but new research shows that cacti are surprisingly fast at creating new ...

All the essential ingredients to make the DNA and RNA underpinning life on Earth have been discovered in samples collected from the asteroid Ryugu, scientists said Monday.