Antarctica temperate climate forests Phanerozoic

Antarctica was not always ice-bound

For most of the last 400 million years, Antarctica has been at high latitudes. Yet for a large part of Earth's history, it had a relatively temperate climate and forests. Its present ice-covered state is not permanent.

Early Punic settlers had little Levantine ancestry

A DNA study of remains from 14 Phoenician or Punic sites found little or no ancestry from the Levant among people involved in the early Punic expansion across the central and western Mediterranean. After 400 BC, Punic ancestry became widespread but remained a minority at every site studied, including Carthage.

Electricity can release some glued parts

Some adhesives are designed to come unstuck when an electric current or field is applied. This lets bonded parts be separated without damaging them or relying on heat.

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Antarctica temperate climate forests Phanerozoic

Antarctica was not always ice-bound

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