Tag: humans

In many rivers, only a small amount of streamflow remains for nature after water is diverted for hydropower production. In light of climate change and biodiversity loss, this is having increasingly serious consequences. Researchers from WSL,...
Scientists have identified what could be the oldest rocks on Earth from a rock formation in Canada. The Nuvvuagittuq Greenstone Belt has long been known for its ancient rocks—plains of streaked gray stone on the eastern shore...

Earliest evidence for humans in rainforests discovered

Rainforests are a major world biome which humans are not thought to have inhabited until relatively recently. New evidence now shows that humans lived...

Humans have the earliest jawed fish to thank for their flexible joints, study suggests

The efficient architecture of our joints, which allows our skeletons to be flexible and sturdy, originated among our most ancient jawed fish ancestors, according...

Humans will soon be able to mine on the moon—but should we? Four questions to consider

By the end of this decade, nations and private companies may well be mining the surface of the moon. But as space becomes accessible to...

Giant sloths and mastodons coexisted with humans for millennia in Americas, new discoveries suggest

Sloths weren't always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge—up to 4 tons (3.6 metric tons)—and when startled, they brandished immense claws. For a...

Archaeological remains in Alaska show humans and dogs bonded 12,000 years ago

"Dog is man's best friend" may be an ancient cliché, but when that friendship began is a longstanding question among scientists. A study led...

Muddy footprints suggest 2 species of early humans were neighbors in Kenya 1.5 million years ago

Muddy footprints left on a Kenyan lakeside suggest two of our early human ancestors were nearby neighbors some 1.5 million years ago. The footprints were...

The evidence is mounting: Humans were responsible for the extinction of large mammals

The debate has raged for decades: Was it humans or climate change that led to the extinction of many species of large mammals, birds,...

Should we send humans to Pluto?

Universe Today has examined the potential for sending humans to Jupiter's icy moon, Europa, the planet Venus, and Saturn's largest moon, Titan, all despite...

Humans are still hunting for aliens: Here’s how astronomers are looking for life beyond Earth

We have long been fascinated with the idea of alien life. The earliest written record presenting the idea of "aliens" is seen in the...

Where are the best places to land humans on Mars?

Want to go to Mars? Great, now all you need to do is plan a mission. Figure out where to land, what to bring,...

Dinosaurs survived when CO2 was extremely high. Why can’t humans?

How did plants and animals survive around 200 million years ago when the carbon dioxide concentration went up to 6,000 parts per million? Paul...

Study: Humans responsible for over 90% of world’s oil slicks

A team of U.S. and Chinese scientists mapping oil pollution across the Earth's oceans has found that more than 90% of chronic oil slicks...

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