Planetary Sciences

Jupiter's Great Red Spot shows unexpected size changes

Astronomers have observed Jupiter's legendary Great Red Spot (GRS), an anticyclone large enough to swallow Earth, for at least 150 years. But there are always new surprises—especially when NASA's Hubble Space Telescope ...

Paleontology & Fossils

Scientists recreate the head of this ancient 9-foot-long bug

As if the largest bug to ever live—a monster nearly 9 feet long with several dozen legs—wasn't terrifying enough, scientists could only just imagine what the extinct beast's head looked like.

Astronomers race to capture image of exoplanet near star

Planet AF Lep b is a world of firsts. In 2023, it was the lowest-mass planet outside our solar system to be directly observed and have its mass measured using astrometry. This is a technique that charts the subtle movements ...

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Tech Xplore

Arctic river erosion linked to permafrost thaw

Permafrost, the thick layer of perennially frozen ground that covers much of the Arctic, slows down the migration of Arctic rivers, according to a new Caltech study. River migration is a common process in which a river's ...

Polar jet stream could reveal Saturn's rotational period

A hexagon-shaped atmospheric phenomenon first spotted on Saturn by Voyager 1 and Voyager 2 has intrigued scientists since the 1980s. More recently, NASA's Cassini mission has periodically observed the hexagon and its embedded ...

A better understanding of how cirrus clouds form

New research provides insights into how cirrus clouds form, with implications for agriculture, urban development and climate-change predictions. The study shows that trees and plants play an important role that affects precipitation ...

Could a poo transplant one day be the secret of eternal youth?

Fecal transplants could one day be used as a therapy to restore cognitive function in the elderly—according to new research from the University of East Anglia, the University of Florence and the Quadram Institute.

Cheating birds mimic host nestlings to deceive foster parents

The common cuckoo is known for its deceitful nesting behavior—by laying eggs in the nests of other bird species, it fools host parents into rearing cuckoo chicks alongside their own. While common cuckoos mimic their host's ...

Researchers discover a rare genetic form of dementia

A new, rare genetic form of dementia has been discovered by a team of Penn Medicine researchers. This discovery also sheds light on a new pathway that leads to protein build up in the brain—which causes this newly discovered ...

Why onions make us cry (and why some don't)

Mark Anthony in Shakespeare's Cleopatra may have referred to "the tears that live in the onion". But why do onions actually make us cry? And why do only some onions make us blub in this way when others, including related ...

Climate change—lessons from the Vikings

One June day in the year 793, men in ships landed on Lindisfarne, an island off eastern England occupied by a monastery. The men, apparently from the north, plundered treasures, overthrew altars and set fire to buildings. ...

How old does your computer think you are?

Computerised face recognition is an important part of initiatives to develop security systems, in building social networks, in curating photographs, and many other applications. Systems that allow a computer to estimate with ...

Coping with stressful organisational change

Stress is not a recent phenomenon, but the modern work environment seems to highlights its detrimental effects on employees. This is no more obvious than during times of organisational change. Research published in the International ...