Earth-logs

The DNA of anatomically modern humans (AMH) differs from that of chimpanzees by a mere 1.2%; they are our closest relatives.

From Europe to Siberia, Neanderthal remains have gradually accumulated since the first 1856 find in Germany’s Neander Valley.

In early July 2026 I commented on a quite plausible hypothesis that energy from repeated impacts played the primary role in forming the first Hadean crust.

Palaeontologists became aware that the fossil record was marked by bursts of extinctions as data about fossil diversity through time steadily grew.

The aspect of geomagnetism that is most familiar to geologists is the magnetic field’s repeated reversals of polarity.

Ocean floors, especially those of the Pacific and Indian oceans, are bespattered by tens of thousands of seamounts and volcano-based islands.

In September 2015 a barrage of publicity announced the remarkable unearthing of the remains of 15 diminutive hominins (see: The ‘star’ hominin of South Africa; September 2015).

The Hadean Eon (~4.6 to 4.0 Ga) is short on rocks that represent it.

In 1967 the American biologist Lyn Margulis developed an idea that had been considered earlier in the 20th century.

Lately, North American ground squirrels have been observed hunting, dismembering and eating voles.