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When Earth’s Surface Shifts, the New NISAR Satellite Will See It

30 juillet 2025 à 15:02
NISAR, built jointly by NASA and India’s space agency and launched on Wednesday, will use radar to monitor tiny changes across our planet’s land and icy regions.

© R. Parthibhan/Associated Press

The NISAR satellite, a joint mission by NASA and ISRO, lifting off from the Satish Dhawan Space Center in Sriharikota, India, on Wednesday.

Russia’s Far East Suffers Some Damage From Earthquake and Tsunami

30 juillet 2025 à 06:04
Regional authorities in one region declared an emergency after a tsunami hit the Kuril Islands, and the Kamchatka Peninsula was watching for volcanic activity.

© Governor of Kamchatka, via Reuters

A major earthquake damaged a building housing a kindergarten in the Russian city of Petropavlovsk-Kamchatsky.

Russia’s Far East Suffers Damage From Earthquake and Tsunami

30 juillet 2025 à 02:09
Regional authorities in Sakhalin Oblast declared an emergency after a tsunami hit the Kuril Islands, and Kamchatka region was watching for volcanic activity.

© Administration of The Governor of Kamchatka Krai, via Reuters

The facade of a kindergarten was among the infrastructure in Petropavlovsk-Kamchatsky damaged by the quake.

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.

Iceland Volcano Erupts Again but Doesn’t Threaten Towns

16 juillet 2025 à 03:06
An official said the eruption near Reykjavik, the 12th in four years from the same volcanic system, posed no threat to people or infrastructure.

© Icelandic Meteorological Office

Lava flowing from the Sundhnukur Crater in Iceland on Wednesday.
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