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Does your dog pronk?

Among wild animals, pronking may be a way of avoiding predators. But when you see an animal pronk, you can’t but think it’s leaping for joy. More videos inside.

Is our universe a bubble?

The multiverse hypothesis – the idea that there are other universes – can be tested, say scientists. if we’re living in a bubble universe, we might actually be able to tell.

Large crater appears at ‘the end of the world’

The crater is about 80 meters (262 ft) across, nearly as wide as an American football field.  Photo by Konstantin Nikolaev via Siberian Times.

The crater is about 80 meters (262 ft) across, nearly as wide as an American football field. Photo by Konstantin Nikolaev via Siberian Times.

A large crater, or sink hole, has appeared over the gas-rich Yamal peninsula in northern Siberia. The name Yamal means “the end of the world.” The cause of the crater, which was spotted by helicopters, is not yet known. A team of scientists has been sent to investigate the hole and is due to arrive at the scene on today. It is about 80 meters (87.5 yards) across.

Astronaut’s Vine of auroras from space

Auroras are awesome to see from here on Earth. Check out the view from space! Vine posted by ISS astronaut Reid Wiseman.

Video: What New Horizons might see when it reaches Pluto next July

“Because Pluto has never been visited up-close by a spacecraft from Earth, everything we see will be a first,” said NASA’s Adriana Ocampo.

Dark skies of Utah timelapse

Dark Skies of Utah – a Timelapseworkshops.com Collaborative Film from Ron Risman on Vimeo.

You’ll love this spectacular timelapse of the summer night sky over national parks in Utah.

Bright meteor over Australia on July 10 was a rocket reentry

UPDATE JULY 10 AT 1815 UTC (1:15 P.M. CDT). Experts are now reporting that today’s bright meteor – widely reported over southeastern Australia today (July 10, 2014) – was not a piece of natural space debris, but instead was the reentry of the upper state of a Soyuz rocket, launched on July 8. It seems the meteor was part of the vehicle used to launch Russia’s second Meteor-M weather satellite.

410 million-year-old extinct spider crawls again

A video based on fossils of an ancient extinct arachnid – one of the first predators on land – recreates the animal walking.

Why are fruit flies boarding the International Space Station?

They’re about to become genetic models for astronauts, to help explore the long-term effects of space flight and deep space travel.

Awesome timelapse video of a microburst

The Reno/Sparks area in Nevada got a classic microburst around 6 p.m. on July 1, 2014. The microburst – produced from nearby thunderstorms – created wind gusts to 71 mph. This timelapse video was taken from 2 to 7 p.m. with images every 30 seconds.