Tech

3 ways to use gamification to engage students

Gamification can help students overcome some of the troubles that accompany virtual...

The universe might have a fundamental clock that ticks very, very fast

Like a metronome that sets the tempo for a musician, a fundamental...

A new artificial eye mimics and may outperform human eyes

Scientists can’t yet rebuild someone with bionic body parts. They don’t have...

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A squid fossil offers a rare record of pterosaur feeding behavior

A fossil of a squid with a pterosaur tooth embedded in it offers extraordinary evidence of a 150-million-year-old battle at sea. While...

SpaceX’s astronaut launch will mark a milestone for commercial spaceflight

For the first time, humans are poised to hurtle into Earth’s orbit on a commercial rocket. SpaceX’s Crew Dragon...

‘Tree Story’ explores what tree rings can tell us about the past

Once you look at trees through the eyes of a dendrochronologist, you never quite see the leafy wonders the same way again....

Pollen-deprived bumblebees may speed up plant blooming by biting leaves

Here’s a bumblebee tip that might get a slowpoke plant to bloom early. Just bite its leaves. At least...

Drones find signs of a Native American ‘Great Settlement’ beneath a Kansas pasture

Specially equipped drones flying over a Kansas cattle ranch have detected the buried remnants of a horseshoe-shaped ditch made more than 400...

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The largest Arctic ozone hole ever measured is hovering over the North Pole

A curious confluence of atmospheric events has produced the largest ozone hole ever measured over the Arctic. A powerful...

Black hole plasma jets are shaped like bell-bottoms

Jets of high-energy plasma shooting away from supermassive black holes resemble bell-bottom pants — starting out narrow but ending with a flare....

Heavy metal may rain from the skies of planet WASP 76b

On one distant world, “heavy metal” could be a weather forecast. Telescope observations indicate that an exoplanet nearly 400 light-years away has...

Scientists cooled a nanoparticle to the quantum limit

The particle’s motion reached the lowest level allowed by the Heisenberg uncertainty principle A tiny nanoparticle has been chilled...

Steroids reduce deaths of critically ill COVID-19 patients, WHO confirms

In June, a large study in the United Kingdom suggested that the steroid dexamethasone could help reduce the risk of death for...