Intelligence is an energetically expensive luxury – as the rise of artificial intelligence has reminded us. The human brain is no exception. Comprising roughly 2% of the body weight, it uses one fifth the body’s energy in the resting state – compared with less than half of this in non-human primates. A five-year-old child devotes […]

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When a whale dies, a very special natural phenomenon can come alive. The carcass might float at the surface for some time, attracting sharks and other predators. As it becomes weathered, it may start to sink, falling through the water until it eventually settles on the seafloor, where deep-sea scavengers feast upon it. The scientific […]

The post A 5.3-million‑year‑old whale graveyard has been found on the floor of the Indian Ocean appeared first on Knowridge Science Report.

From the air, you see it only through the constant jolt, tilt, and shudder of the low-flying Cessna aircraft. The landscape of the Llanos de Moxos, northern Bolivia, appears as a disconnected patchwork of open grassland savannahs, forest islands, and lakes. It feels random, almost unreadable. Only gradually does the pattern resolve itself: raised causeways […]

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