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Add Yahoo as a preferred source to see more of our stories on Google. A STAR resides near the edge of a supernova remnant 15,000 light-years from Earth, that cycles in radio wave intensity every 44 ...

About 700 million years ago, enormous glaciers flowed across the Earth's surface in powerful frozen rivers like "giant ice bulldozers" that pulverized our planet's crust and may have contributed to ...

A study presents a striking example of cooperative organization among cells as a potential force in the evolution of multicellular life. The study is based on the fluid dynamics of cooperative feeding ...

Paleontologists who study earth’s ancient fossil record might not seem to be the obvious choice when asking about the prevalence of intelligent life in the cosmos. But paleontology, the study of ...

The nanozymes hypothesis proposes that mineral nanoparticles drove chemical evolution on early Earth, helping transform inert matter into life through catalytic and environmental processes.

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

This artist’s impression shows the planet-forming disc around the star V883 Orionis. In the outermost part of the disc, volatile gases are frozen out as ice, which contains complex organic molecules.

Scientists suggest finding extraterrestial intelligence is more likely than thought, arguing that complex life is not a cosmic fluke. NASA Scientists have adhered to the “hard steps” model of ...