Huge sinkhole threatens to swallow Mexican home

A giant sinkhole that was expanding by dozens of meters each day has alarmed residents in a rural area of central Mexico where it was threatening to swallow a house.

What was early Earth like? Almost like Venus, research shows

A team of international scientists led by ETH researcher Paolo Sossi has gained new insights into Earth's atmosphere of 4.5 billion years ago. Their results have implications for the possible origins of life on Earth.

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