科学与环境

Fatal Neanderthal wound may be earliest evidence of a wooden spear attack on a human ancestor

来源: Phys.org - latest science and technology news stories · 发布于

Fatal Neanderthal wound may be earliest evidence of a wooden spear attack on a human ancestor
来源: Phys.org - latest science and technology news stories

A round hole in the shoulder blade (scapula) of a Neanderthal whose partial remains were unearthed in a cave in Iraqi Kurdistan may be the earliest known example of lethal interpersonal violence with a wooden spear in the hominin fossil record.

A round hole in the shoulder blade (scapula) of a Neanderthal whose partial remains were unearthed in a cave in Iraqi Kurdistan may be the earliest known example of lethal interpersonal violence with a wooden spear in the hominin fossil record.

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Why are pets scared of fireworks?
科学与环境

Why are pets scared of fireworks?

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Phys.org - latest science and technology news stories ·

Quantum calculations reveal how spin defects lose energy
科学与环境

Quantum calculations reveal how spin defects lose energy

When light hits a tiny defect embedded in a solid material like diamond or silicon carbide, it can kick the defect's electrons into an excited state. These spin defects have the potential to be used as stable, readable qubits for quantum technologies, for example, quantum sensing

Phys.org - latest science and technology news stories ·

Solving the mystery behind a flightless beetle's transatlantic journey
科学与环境

Solving the mystery behind a flightless beetle's transatlantic journey

They can't fly or swim, so why do their closest relatives appear on different continents? Grey Gustafson, an associate professor in the Department of Biological Sciences, discovered through DNA sequencing that the ancestors of some of today's tiger beetles existed in South Americ

Phys.org - latest science and technology news stories ·