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Narwhal adopted by belugas

Scientists are trying to solve the mystery of why a narwhal was adopted by a group of beluga whales in Canada’s St. Lawrence River.

Captive killer whales share personality traits with humans and chimps

Killer whales share some personality traits with humans and chimps – such as playfulness, independence, stubbornness, bravery, sensitivity and protectiveness – according to a new study.

Huge meteorite crater discovered under Greenland ice

Researchers have identified a large meteorite impact crater hiding under the Greenland ice. The enormous crater – bigger than Paris – appears to be result of meteor strike just 12,000 years ago.

Pine Island Glacier drops another massive iceberg

The giant iceberg – about 3 times the size of Manhattan – broke off from Pine Island Glacier in late October. Scientists say the frequency of such events appears to be on the rise.

What is space weather?

Activity on the sun’s surface creates the conditions known as space weather, that can, at its worst, damage Earth satellites and cause electrical blackouts.

Researchers walk back major ocean warming result

Late last month, a team of researchers said Earth’s oceans had warmed 60% more than anyone had realized. Now that result appears unlikely, since a mathematician and climate contrarian has uncovered a scientific error.

Today in science: An island is born

On November 14, 1963, crew aboard a trawler sailing near Iceland spotted a column of smoke rising from the sea surface. A new island, Surtsey, was being born.

How did Earth get its water?

For decades, scientists have said that at least some of Earth’s water came from comets and asteroids. New research suggests an even more primordial source, the vast cloud in space from which our world formed.

Largest U.S. indoor ocean exhibit has good news

How natural can seawater be, in a large inland aquarium? Researchers at Georgia Aquarium in Atlanta were happy to learn that bacteria in their indoor exhibit mimicked those in the world’s oceans.

This giant flightless bird was nocturnal, possibly blind

If you encountered an elephant bird today, it would be hard to miss. At over 10 feet (3 meters) tall, the extinct bird is the largest known to science. But while you looked up in awe, it’s likely that the big bird wouldn’t be looking back.

2018 ozone hole slightly above average

The ozone hole that forms in the upper atmosphere over Antarctica each September was slightly above average size in 2018, according to NOAA and NASA scientists.

Fake image of Diwali still circulating

This week is Diwali in India, celebrating the victory of Light over Darkness and marking the Hindu New Year. Every year at Diwali, we see this fake image circulating on social media. Sure enough, it is this year, too.

Why leaves change color in fall

The bright colors are wonderful to behold. But do they have some hidden purpose?

What is a fogbow?

Fogbows are rainbows’ cousins – made by much the same process – but with the small water droplets inside a fog instead of larger raindrops.

Where sexes come by the thousands

There is more to sex than male and female. For some species there are hundreds and even thousands of sexes and mating types.

New study on ocean warming: 5 questions answered

A study released this past week reports that oceans absorbed 60 percent more heat than previously thought. The study estimates that for each of the past 25 years, oceans have absorbed an amount of heat energy that is 150 times the energy humans produce as electricity annually.

5 weird ocean phenomena

Strange things happen in the ocean as a result of weather and currents. These 5 events are just a few of them.

Tricks that animals play

Trick or treat! Here are 3 animals that excel at playing tricks on others – and not just on Halloween!

How 600,000 pounds of dead salmon nourished Alaskan trees

For 20 years, researchers counting dead salmon tossed them on the side of a shallow creek. The result, it turns out, was healthier, faster-growing trees. You’ll enjoy this video.

New species of missing link between dinos and birds

“You could say that it puts Archaeopteryx back on its perch as the first bird!”