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Life On Earth News

Are we all aliens? Asteroid samples hint at existence of ancient watery world

NASA's Osiris-Rex spacecraft returned 122 grams (4 ounces) of dust and pebbles from the near-Earth asteroid Bennu,

Published 529 days ago

The great defrost: Mridula Ramesh, on the perils of a melting Antarctica

Sea ice reached a new low last year – the fourth new low here in seven years. The continent of ice is crumbling at its edges. One of these chunks is A23a (see aerial view above). The world’s largest iceberg – about four times the size of Delhi – is currently drifting and melting into the Southern Ocean. (Courtesy Ian Strachan / Eyos Expedition)

Updated 863 days ago

Life on Earth seeded from outer space? New study suggests ‘strong evidence'

Carbonaceous rock samples retrieved from the asteroid Ryugu, that were subjected to chemical analysis by Hayabusa2 soluble organic matter (SOM) team members, led by Hiroshi Naraoka, Yoshinori Takano and Jason Dworkin.

Published 1209 days ago

Scientists identify substance that may have sparked life on Earth

After sequences of experiments, researchers concluded the best candidate was Nickelback. (NASA / NOAA)

Published 1220 days ago

Researchers say meteorites could have paved way for life on Earth. Here's how

One scientific hypothesis is that meteorites delivered amino acids life's building blocks to our planet.

Published 1313 days ago

Explained: What is leap second? Why are we scrapping it?

Clocks needs to be synchronised with solar time.

Published 1329 days ago

Earth's first known mass extinction happened over 500 million years ago: Study

Environmental changes, such as global warming and deoxygenation events, can lead to massive extinction of animals and profound disruption and reorganization of the ecosystem.

Published 1342 days ago

How passage of Inflation regulation bill has just changed the climate future

The Inflation Reduction Act which got passed through the House after approval by the Senate last week and expected to be signed into law by President Joe Biden, is a climate investment with no parallel in US history.

Published 1430 days ago

Scientists use tiny trackers, plane to follow moths migration path

Death’s-head hawk moths is a dark colored insect with yellow underwings and skull-like markings.

Published 1431 days ago

Meteorite impacts led to formation of continents on Earth?

Meteorite impacts, similar to those responsible for the extinction of the dinosaurs, are said to be behind continent formation.

Updated 1431 days ago

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