Planetary Sciences

Nearby super-Earth has a sulfur-rich atmosphere, Webb observations suggest

Using the James Webb Space Telescope (JWST), astronomers from the Space Telescope Science Institute (STScI) in Baltimore, Maryland and elsewhere have conducted transmission spectroscopy of a nearby super-Earth exoplanet ...

Astronomy

Massive merger: Study reveals evidence for origin of supermassive black hole at galaxy's center

The origins of aptly named supermassive black holes—which can weigh in at more than a million times the mass of the sun and reside in the center of most galaxies—remain one of the great mysteries of the cosmos.

Falling for financial scams? It may signal early Alzheimer's disease

Older adults who are more vulnerable to financial scams may have brain changes linked to a higher risk of Alzheimer's disease, according to a first-of-its-kind study led by researchers at the USC Dornsife College of Letters, ...

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Tech Xplore

Video: Mars rover trials

Rover trials in a quarry in the U.K. showing a four-wheeled rover, known as Codi, using its robotic arm and a powerful computer vision system to pick up sample tubes.

Q&A: What 106°F heat does to plants

With temperatures across much of Southern California crossing triple digits this week, we are relying more than ever on plants to keep us cool outside. But the plants don't get much of a break from the relentless sun.

New firmoss species found in Guizhou, China

Huperzia is a genus of lycophyte plants, sometimes known as the firmosses or fir clubmosses. It contains about 25 species that mainly occur in temperate and boreal climatic zones of the world.

ChemCam hits 1 million laser shots on Mars since 2012

The ChemCam instrument, developed at Los Alamos National Laboratory, recently zapped its laser for the 1 millionth time on Mars. Sitting on top of NASA's Curiosity rover, ChemCam has been helping make groundbreaking discoveries ...

Why are we so fascinated with aliens?

Robert Smith is convinced the aliens have won. "The invasion has happened—it's all over," says the University of Alberta space historian who teaches a course on the history of extraterrestrials.

Novel strategy proposed for massive water production on the moon

Water plays a crucial role in human survival on the lunar surface, thus attracting extensive research attention. Prof. Wang Junqiang's team at the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese ...

Can meteor showers be dangerous to spacecraft?

We've all read the advice that during a meteor shower there is no equipment needed. All you need to do is lay back and wonder at one of the most spectacular sights the universe has to offer. That's about it though and while ...

What went wrong in 2022 baby formula crisis?

A critical shortage of powdered infant formula revealed significant challenges in the supply, market competition and regulation of formula in the United States, according to a new report reviewed and co-authored by Cornell ...

How Ohio schools reduced chronic absenteeism

Schools in Ohio, like other schools across the country, are struggling to reduce chronic absenteeism, which spiked during the pandemic. But Ohio may have a head start on dealing with the problem, thanks to a 2018 state law ...

A path toward understanding regional sea level rise

By 2100, sea level is projected to rise by up to 1–2 meters, threatening millions of people living in low-lying coastal areas around the world. But global projections such as this don't capture regional-scale variations.