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 ...

Sexual, gender minorities much likelier to be crime victims

The first study of its kind found that people who are gay, lesbian, bisexual, transgender, queer or gender non-confirming are nearly four times as likely to be victims of violent crime than those outside such communities.

Tool helps clear biases from computer vision

Researchers at Princeton University have developed a tool that flags potential biases in sets of images used to train artificial intelligence (AI) systems. The work is part of a larger effort to remedy and prevent the biases ...

Cancer immunotherapy 'uniquely suppressed' by liver tumors

Though cancer immunotherapy has become a promising standard-of-care treatment—and in some cases, perhaps a cure—for a wide variety of different cancers, it doesn't work for everyone, and researchers have increasingly ...

Researchers probe how aggression leads to more aggression

Like a champion fighter gaining confidence after each win, a male mouse that prevails in several successive aggressive encounters against other male mice will become even more aggressive in future encounters, attacking faster ...

Tesla Model 3 isn't only affordable EV on market

The Tesla Model 3 has captured the interest of both mainstream car buyers and electric vehicle enthusiasts alike. The Model 3's combination of sleek styling, long range and semiautonomous driving features gives the Model ...

Uber appeals UK court case on drivers' rights

Uber appealed before a British employment tribunal on Wednesday against a ruling that would give its drivers official worker status, as the company also battles against a threatened ban in London.

Parker Solar Probe gets its revolutionary heat shield

On Sept. 25, 2017, media were invited to see NASA's Parker Solar Probe in its flight configuration at Johns Hopkins Applied Physics Laboratory in Laurel, Maryland, where it is being built. The revolutionary heat shield that ...

Image: OSIRIS-REx views the Earth during flyby

A color composite image of Earth taken on Sept. 22 by the MapCam camera on NASA's OSIRIS-REx spacecraft. This image was taken just hours after the spacecraft completed its Earth Gravity Assist at a range of approximately 106,000 ...

Cartography of the cosmos

There are hundreds of billions of stars in our own Milky Way galaxy. Estimates indicate a similar number of galaxies in the observable universe, each with its own large assemblage of stars, many with their own planetary systems. ...

Stereophonic device enables objects to 'talk' to users

NEC Corporation today announced the development of acoustic augmented reality (AR) technology that gives a "voice" to objects that can only be heard by users of specialized wireless earphones. These advanced devices also ...

Heat-tolerant broccoli for the future

Broccoli is becoming more popular with the American consumer, providing plenty of nutrients in the diet. But it isn't easy getting this cool-weather vegetable to your table. Broccoli producers face many factors that impede ...