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WASHINGTON, Nov 18 (Reuters) - Scientists have detected some of the oldest signs of life on Earth using a new method that recognizes chemical fingerprints of living organisms in ancient rocks, an ...

MSU researcher Katie Maloney contributed samples of rare, exceptionally well-preserved seaweed fossils (e.g., macroscopic algae) from Yukon Territory, Canada. These fossils are almost one-billion ...

Ancient trees may have played a key role in regulating Earth's climate during the last ice age—by 'breathing' less efficiently. The researchers found that as temperature and CO 2 levels dropped, trees ...

Scientists have long wondered why Earth's overall makeup doesn't fully match the mix of materials found in ancient meteorites. One hypothesis has been that our proto-Earth (what the earliest stages of ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

A new study by UC Davis and Chinese researchers shows how extraterrestrial forces move Earth's climate into a glacial phase both over the last 34 million years and 300 million years. Recent rapid ...

Harvard astronomer Avi Loeb is no stranger to furthering eyebrow-raising ideas. Lately, for instance, he’s been hypothesizing that the interstellar object 3I/ATLAS — broadly believed by his peers to ...

For decades, geologists labeled a billion-year stretch of Earth’s history—from 1.8 to 0.8 billion years ago—as the “Boring Billion.” They assumed not much occurred during the time: mountain building ...

Before Earth, there was “proto Earth,” a primitive hunk of rock that formed four and a half billion years ago. It was drastically different to the Earth we know today, heaving with lava and rock all ...

Sulawesi, Indonesia, is a spectacular and singular place, blurring the boundaries between myth and ecology. This mountainous island is home to some of the most majestic and ancient sights on the ...