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Why Did Such a Powerful Earthquake Generate Such a Weak Tsunami?

30 juillet 2025 à 16:23
The quake in Russia on Wednesday was among the strongest ever recorded — but in many places, the resulting wave was small.

© Muneyoshi Someya/Kyodo News, via Associated Press

People who evacuated to higher ground in Ishinomaki, Japan, watching the sea on Wednesday.

What is the Pacific ‘Ring of Fire’?

30 juillet 2025 à 02:58
Many of the world’s biggest earthquakes, volcanic eruptions and tsunamis occur along a chain of seismologically active regions that encircle the Pacific Ocean.

© NASA

An image released by NASA showing the atmospheric plume from a volcano eruption in the Pacific island nation of Tonga in 2022.

Here’s the latest.

The 8.7-magnitude earthquake off Russia’s coast led to warnings and advisories for parts of Japan, Hawaii and Alaska.

© Marco Garcia/Reuters

Tsunami Alerts Issued for U.S. and Japan After Huge Pacific Quake

29 juillet 2025 à 21:23
The 8.7-magnitude earthquake off Russia’s coast led to warnings and advisories for parts of Japan and Alaska. Officials in Hawaii told people to expect destructive waves.

© The New York Times

Tsunami Alerts Issued for U.S. and Japan After Huge Pacific Quake

29 juillet 2025 à 20:59
The 8.7-magnitude earthquake off Russia’s coast led to warnings and advisories for parts of Japan, Hawaii and Alaska.

Hints of Life on Exoplanet K2-18b Recede Even Further

24 juillet 2025 à 05:01
New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions about what it will take to detect biology light-years away.

© N. Madhusudhan/University of Cambridge, via Agence France-Presse — Getty Images

An artist’s impression of the exoplanet K2-18b. A new study confirms that it is a water-rich world but raises doubts about earlier suggestions that it harbors life.

Rip Current Survival Tips: What to Do if You Get Caught in One

22 juillet 2025 à 19:54
From land, a rip current can appear relatively calm, as a strip of water that extends out between breaking waves. Its appearance can be deceiving.

© NOAA, via Associated Press

Green dye, in an image provided by the National Oceanic and Atmospheric Administration, shows the track of a rip current.

Rip Current Survival Tips: What to Do if You Get Caught in One

22 juillet 2025 à 19:54
From land, a rip current can appear relatively calm, as a strip of water that extends out between breaking waves. Its appearance can be deceiving.

© NOAA, via Associated Press

Green dye, in an image provided by the National Oceanic and Atmospheric Administration, shows the track of a rip current.

Seabed-Mining Firm Faces Legal Questions Over Trump Policy

21 juillet 2025 à 13:03
After Trump pledged to open international waters to mining, The Metals Company sought U.S. permits. But other countries are raising legal concerns.

© Tamir Kalifa for The New York Times

A ship chartered by The Metals Company in 2021 to explore the potential of seabed mining.
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