Mars volcano, Earth's dinosaurs went extinct about the same time

Mars volcano, Earth’s dinosaurs went extinct about the same time

New NASA research reveals that the giant Martian shield volcano Arsia Mons produced one new lava flow at its summit every 1 to 3...
NASA’s study brings Antarctic ice loss into sharper focus

NASA’s study brings Antarctic ice loss into sharper focus

A NASA study based on an innovative technique for crunching torrents of satellite data provides the clearest picture yet of changes in Antarctic ice...
Brain size of human ancestors evolved gradually over 3 million years

Brain size of human ancestors evolved gradually over 3 million years

Modern humans have brains that are more than three times larger than our closest living relatives, chimpanzees and bonobos. Scientists don't agree on when and...
Plants colonized the earth 100 million years earlier than previously thought

Plants colonized the earth 100 million years earlier than previously thought

For the first four billion years of Earth's history, our planet's continents would have been devoid of all life except microbes. All of this changed...
These fish are 100% female—and thriving

These fish are 100% female—and thriving

It’s long been thought that the very rare animals that reproduce asexually—only about one in 1,000 of all living vertebrate species—are at an evolutionary...
Oldest recorded solar eclipse helps date the Egyptian pharaohs

Oldest recorded solar eclipse helps date the Egyptian pharaohs

Researchers have pinpointed the date of what could be the oldest solar eclipse yet recorded. The event, which occurred on 30 October 1207 BC,...
Dinosaur-killing asteroid could have thrust Earth into 2 years of darkness

Dinosaur-killing asteroid could have thrust Earth into 2 years of darkness

Tremendous amounts of soot, lofted into the air from global wildfires following a massive asteroid strike 66 million years ago, would have plunged Earth...
Healthy Diet? That Depends on Your Genes

Healthy diet? That depends on your genes

A recently published Cornell University study describes how shifts in the diets of Europeans after the introduction of farming 10,000 years ago led to...
What really killed the dinosaurs

What really killed the dinosaurs?

Before an asteroid wiped out the dinosaurs, Earth experienced a short burst of intense volcanism Sixty-six million years ago, an asteroid more than five miles...
Why Neanderthals were good hunters—but lousy artists

Why Neanderthals were good hunters—but lousy artists

Neanderthals had large brains and made complex tools but never demonstrated the ability to draw recognizable images, unlike early modern humans who created vivid...

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