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Wed, 23 Apr 2025, 21:00 1745442008 | BY: SEVERAL CONTRIBUTORS

Map of today’s active volcanoes

Courtesy of Boris Behncke

Satellite image of Ibu volcano on 23 Apr 2025

Satellite image of White Island volcano on 23 Apr 2025

Spectacular lava fountains and lava flows from the south vent (image: @disaster_db/x.com)

Etna (Sicily, Italy): (23 Apr) The recent eruption from last night has ended. Attached are impressive images from the eruption.

Bezymianny (Kamchatka): (23 Apr) Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTION AT 20250423/0423Z FL230 REPORTED OBS VA DTG:23/0500Z

Ibu (Halmahera, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA ERUPTION REPORTED AT 23/1105Z EST VA DTG:23/1240Z

Semeru (East Java, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .
The full report is as follows: VA

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Inspired by the movements of a tiny parasitic worm, engineers have created a 5-inch soft robot that can jump as high as a basketball hoop. Their device, a silicone rod with a carbon-fiber spine, can leap 10 feet high even though it doesn’t have legs. The researchers made it after watching high-speed video of nematodes pinching themselves into odd shapes to fling themselves forward and backward.

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After uncovering a unifying algorithm that links more than 20 common machine-learning approaches, researchers organized them into a ‘periodic table of machine learning’ that can help scientists combine elements of different methods to improve algorithms or create new ones.

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