科学与环境

Body size, not competition, may kick-start evolution

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

Body size, not competition, may kick-start evolution
来源: Phys.org - latest science and technology news stories

A new evolutionary theory suggests changes in body size, rather than competition for food and habitat, may drive the earliest physical differences between species.

A new evolutionary theory suggests changes in body size, rather than competition for food and habitat, may drive the earliest physical differences between species.

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Using vibrations to reveal what lies beneath other planets' surfaces
科学与环境

Using vibrations to reveal what lies beneath other planets' surfaces

Modern space exploration hasn't quite reached "Star Trek" levels of boldly going where no one has gone before. But if, like the denizens of the USS Enterprise, astronauts one day want to land on an uncharted planet, they'd first want to know what's on—and under—the surface.

Phys.org - latest science and technology news stories ·