Live Science

NASA's Mars Sample Return is dead, leaving China to retrieve signs of life from the Red Planet

NASA's Mars Sample Return program has been effectively cancelled, meaning the best evidence of life on Mars could be trapped in rock samples that NASA no longer has the budget to collect. On Monday ...
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NASA’s asteroid sample reveals new clues to life’s origins

The first grains of rock and dust from asteroid Bennu are turning out to be far richer than many scientists dared hope, packed with organic molecules that speak directly to how life may have first ...
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NASA discovers 'space gum' and sugars 'crucial to life' in asteroid Bennu samples brought to Earth (video)

Scientists have detected several sugars essential for life in the samples brought back from asteroid Bennu, NASA announced on Tuesday (Dec. 2). Analyzing pristine fragments of the asteroid delivered ...
CNN

Scientists found tryptophan, the ‘sleepy’ amino acid, in an asteroid. Here’s what it means

Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has been found to exist on Bennu, a small asteroid that swings by our planet about every six ...