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...

Recent

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...

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...

Death has become a big business.Elaborate coffins illuminate hidden history of ancient Egypt

Last week, Egypt’s Supreme Council of Antiquities announced a spectacular find. More than 100 elaborately decorated wooden coffins, many containing intact human...

‘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....

U.S. honeybees had the worst winter die-off in more than a decade

U.S. honeybees just weathered an unusually bad winter. About 38 percent of beekeepers’ colonies died between October 1, 2018,...

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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....

Interstellar comet Borisov has an unexpected amount of carbon monoxide

Second visitor from the stars has three times the CO relative to H2O than any local comets Comet 2I/Borisov,...

A new 3-D map illuminates the ‘little brain’ within the heart

The heart has its own “brain.” Now, scientists have drawn a detailed map of this little brain, called the intracardiac nervous system,...

No, you can’t hear the difference between sick and healthy coughs

An aisle over in the grocery store, someone lets out a nasty cough, and you shudder. “That person sounds really sick,” you...

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...