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Latest Headlines

03/16/2023

Maternal deaths in the U.S. keep climbing

Mar 16 2023 12:01 AM

New U.S. data show that as maternal deaths rise, a large gap between the maternal mortality rate of Black women compared with white women persists.

A volcano on Venus was spotted erupting in decades-old images

Mar 15 2023 2:00 PM

A new look at old data reveals an eruption on Venus in the 1990s that was probably similar to Hawaii's Kilauea eruption in 2018.

A moon-forming cataclysm could have also triggered Earth's plate tectonics

Mar 15 2023 10:18 AM

Deeply buried remnants of a hypothetical planet that slammed into Earth 4.5 billion years ago might have set subduction into motion.

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A 'fire wolf' fish could expand what we know about one unusual deep-sea ecosystem

Mar 15 2023 8:00 AM

Unlike other known methane seeps, Jacó Scar is slightly warmer than the surrounding water and is a home for both cold-loving and heat-loving organisms.

Why experts recommend ditching racial labels in genetic studies

Mar 14 2023 3:56 PM

Racial labels don't explain biological and genetic diversity but do cause stigma. They belong "in the dustbin of history," a panel of experts says.

A trick inspired by Hansel and Gretel could help rovers explore other worlds

Mar 14 2023 11:00 AM

Taking a cue from a classic fairy tale, scientists propose a way for rovers to send back data from treacherous terrain.

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More Recent Headlines

In mice, anxiety isn't all in the head. It can start in the heart

Mar 14 2023 8:00 AM

Scientists used optogenetics to raise the heartbeat of a mouse, making it anxious. The finding could offer a new angle for studying anxiety disorders.

'Ghost Particle' chronicles the neutrino's discovery and what's left to learn

Mar 13 2023 6:00 AM

Author James Riordon discusses his new book, why neutrinos are so important and how physicists are on the verge of making big discoveries about them.

Two scientists' trek showed how people of Chaco Canyon may have hauled logs

Mar 12 2023 7:00 AM

By carrying a log with the aid of head straps called tumplines, the duo demoed how people may have hauled timbers to Chaco about 1,000 years ago.

Honeybees waggle to communicate. But to do it well, they need dance lessons

Mar 10 2023 3:33 PM

Young honeybees can't perfect waggling on their own after all. Without older sisters to practice with, youngsters fail to nail distances.

Some monkeys accidentally make stone flakes that resemble ancient hominid tools

Mar 10 2023 2:00 PM

A study of Thailand macaques raises questions about whether some Stone Age cutting tools were products of planning or chance.

My mammogram revealed I have dense breasts. What does that mean?

Mar 10 2023 12:53 PM

Nearly half of U.S. women have dense breasts. A new FDA rule makes notification of breast density national. Here's the scoop on why.

Readers discuss net-zero carbon emissions and glass frogs

Mar 10 2023 11:35 AM

For good measure Cutting carbon dioxide emissions to curb climate change and reach net-zero is possible but not easy, Alexandra Witze reported in "The road to net-zero" (SN: 1/28/23, p. 22). A report by Princeton University's Net-Zero America project, released in 2021, estimates that wind and solar power production needs to roughly quadruple by 2030 […]

Good with tools? You may be a cockatoo

Mar 10 2023 11:35 AM

Editor in chief Nancy Shute talks about smart animals, from tool-using cockatoos to "self-aware" fish.

A runaway black hole has been spotted fleeing a distant galaxy

Mar 10 2023 8:00 AM

A bright streak stretching away from a remote galaxy might be the light from stolen gas and new stars caught in the wake of an escaping black hole.

Scientists have mapped an insect brain in greater detail than ever before

Mar 09 2023 2:00 PM

Researchers have built a nerve cell "connectivity map" of a larval fruit fly brain. It's the most complex whole brain wiring diagram yet made.

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Thursday, March 16, 2023

Latest from Science News: Maternal deaths in the U.S. keep climbing