Scientists reveal how first cells could have formed on Earth

Roughly 4 billion years ago, Earth was developing conditions suitable for life. Origin-of-life scientists often wonder if the type of chemistry found on the early Earth was similar to what life requires today. They know that ...

Oranges wither, cows go hungry in drought-hit Sicily

Marilina Barreca has two grim options: feed her cows tainted fodder or set them to graze on barren hillsides as Sicily battles a crop-devastating drought which is sucking reservoirs dry.

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