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 ...

Sick days: Assessing the economic costs of long COVID

A new Yale study finds that the effects of long COVID have caused many Americans to miss extensive work time, and that 14% of study participants reported not returning to work in the months after their infection.

Navigating the future: Brain cells that plan where to go

Researchers from the RIKEN Center for Brain Science (CBS) in Japan have discovered a region of the brain that encodes where an animal is planning to be in the near future. Linked to internal maps of spatial locations and ...

Leishmania strain in Brazil shows resistance to key drugs

Researchers in Brazil who analyzed samples from a 46-year-old patient in the Northeast state of Maranhão found an amphotericin B-resistant strain of the parasite Leishmania amazonensis circulating for the first time in the ...

Could we replace Ingenuity with a swarm of robotic bees?

Humans finally achieved controlled flight on another planet for the first time just a few years ago. Ingenuity, the helicopter NASA sent to Mars, performed that difficult task admirably. It is now taking a well-deserved rest ...

Can we make 'citizen science' better?

During a stifling heat wave in August 2021, 80 volunteers from Massachusetts communities along the Mystic River fixed sensors to their car windows and bicycles, traveling along 19 predetermined routes recording ambient temperature ...

Hurricane Beryl bears down on Jamaica

Powerful Hurricane Beryl churned toward Jamaica on Wednesday with dangerous winds and sea surge, as residents braced for a storm that killed seven people and caused destruction in the Caribbean.