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Hokkaido University

tagged bowhead whale

Bowheads Reveal Surprising Synchronized Behavior Across Vast Distances

Categories Life & Non-humans

Probing the effects of interplanetary space on asteroid Ryugu

Asteroid Ryugu’s Secrets Revealed: Space Weathering, Micrometeoroids, and the Early Solar System

Categories Space

ocean currents threaten to collapse ice shelves

Ocean currents threaten to collapse ice shelves

Categories Earth, Energy & Environment

Illustration of the body plan of a toothed whale, with a cross section of the head showing the melon (dark yellow) and the extramandibular fat bodies (light yellow) which are key organs for using sound such as echolocation. (Hayate Takeuchi, Takashi Fritz Matsuishi, Takashi Hayakawa. Gene. January 20, 2024)

Toothed whale echolocation organs evolved from jaw muscles

Categories Life & Non-humans, Physics & Mathematics

europium complexes changing structure

Grading tumors non-invasively with glowing goo

Categories Health

A C57BL/6 mouse used in the study (Photo: Haruka Wada)

Cancer stem cells trigger macrophage aging

Categories Health

Pair-bonded Java sparrows examined in the study (Photo: Soma Lab)

Something in the eyes: Java Sparrows in love show enhanced eye rings

Categories Life & Non-humans

Shining a light on tiny, solar-powered animals

Shining a light on tiny, solar-powered animals

Categories Life & Non-humans

Nictation and leaping of dauer larvae under an electric field. Top row, single dauer larva; middle row, two dauer larvae; bottom row, a group of dauer larvae. (Takuya Chiba et al. Current Biology. July 10, 2023)

Worms joy ride across electric voltages

Categories Life & Non-humans, Physics & Mathematics

A simulation of biological motion (left) and leghorn chicks of the same breed as those used in the study (right) (Photo: Toshiya Matsushima).

Insecticide causes autism-like behavior in chicks

Categories Brain & Behavior, Health, Life & Non-humans

An artist’s rendition of Paralitherizinosaurus japonicus, the new dinosaur species described in this study (Illustration: Masato Hattori).

Dinosaur used fearsome claws to graze along the coast

Categories Life & Non-humans

‘Electronic amoeba’ finds approximate solution to traveling salesman problem

Categories Physics & Mathematics, Technology

Possible 1,000-kilometer-long river running deep below Greenland’s ice sheet

Categories Earth, Energy & Environment

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