Science News Magazine,

"Why devastating tsunamis didn't follow Russian earthquake."

Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 31 July 2025, 0221 UTC.

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Russ Roberts (https://hawaiisciencejournal.blogspot.com).

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Why devastating tsunamis didn’t follow the Russia earthquake

Earthquake triggers tsunami alerts worldwide

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54by Nikk Ogasa / 4h

Geologists unpack why the magnitude 8.8 temblor — the sixth largest ever recorded — fomented waves that reached Japan and Hawaii but caused little damage.

A quantum computer goes to space

by Emily Conover / 13h

Quantum computers in space could be useful for communications networks or for testing fundamental physics.

A molecule produced by gut microbes may help spur heart disease

by Aimee Cunningham / 11h

A leftover from microbes’ meals is linked to early heart disease in people. In mice, it contributed to plaque buildup in the arteries.

Yesterday

Can AI ‘feel’ guilt?

by Matthew Hutson / 1d

Research based on game theory suggests if we program AI agents with a sense of guilt, they could behave more cooperatively, much like humans do.

Two colliding galaxies may have birthed this black hole

First supermassive black hole observed

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34by McKenzie Prillaman / 1d

An infinity symbol–shaped galaxy hosts an active supermassive black hole. The growing giant may have come from the aftermath of a galactic smashup.

You may already have some protection from bird flu, but don’t count on it

by Tina Hesman Saey / 1d

Studies suggest that people who had seasonal flus or vaccinations have low antibody levels against H5N1 bird flu.

Jul 28, 2025

Seeing sick faces may prime the immune system to repel invaders

95by Simon Makin / 2d

Seeing sick-looking faces in virtual reality triggers brain circuit changes related to threat detection and boosts activity of certain immune cells.

Some killer whales hunt in pairs to maximize their bounty

40by Kristel Tjandra / 2d

Drone footage from Norway shows killer whales using a highly coordinated and cooperative hunting technique to catch herring.

Jul 25, 2025

Maggots may have been on the Neandertal menu

50by Sofia Caetano Avritzer / 5d

Maggots on rotting meat may have given Neandertals’ a fatty, nitrogen-rich boost, a study of their bones suggests.

This desert beetle runs to cool off

20by Rohini Subrahmanyam / 5d

After a sprint, the temperature of the beetle Onymacris plana drops. Efficient running, a body built for cooling and a little bit of lift all help.

Jul 24, 2025

AI is designing proteins that could help treat cancer

59by Meghan Rosen / 6d

A team used generative AI to enhance T cells’ ability to fight melanoma. The immunotherapy approach needs more testing before use in cancer patients.

An injected gel could make drugs like Ozempic last longer

26by Meghan Rosen / 6d

GLP-1 drugs for diabetes and weight loss are difficult for some people to inject weekly. A new slow-release gel, tested in rats, could help.

Jul 23, 2025

How many steps a day do you really need to take?

Seven thousand steps improve health

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35by Skyler Ware / 7d

An analysis of 57 studies shows that people who walked a certain number of steps were less likely to die from any cause compared with those who walked less.

Climate change may be pushing fungal allergy season earlier

32by Erin Garcia de Jesús / 7d

Rising temperatures and changing rainfall patterns may be lengthening fungal allergy season, which starts 3 weeks earlier than it did two decades ago.

AI reveals new details about a famous Latin inscription

by Tom Metcalfe / 7d

An analysis of the Res Gestae Divi Augusti using AI reveals its legal tone and imperial messaging, offering new insights missed by historians.

Jul 22, 2025

Forget discrete droplets. This is how sweat really forms

32by Bethany Brookshire / 8d

The most-detailed look yet at how we perspire reveals that beads of sweat are out, puddling is in.

Screen addiction affects teens’ mental health. How to spot it, and help

by Sujata Gupta / 8d

Banning screens is often not an option. So Science News spoke with experts studying screen use and addiction in teens to help families navigate this complex issue.

U.S. measles outbreaks may end a hard-won victory over the virus

100+by Erin Garcia de Jesús / 8d

Dropping vaccination rates and changes in U.S. vaccine policy have public health experts concerned that annual measles outbreaks could become more frequent.