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Geology

New evidence of early life on Earth date back 3.7 billion years

Scientists have discovered remains of 3.7-billion-year-old life, encapsulated within the oldest rocks in Greenland. It is one of the oldest signs of life on Earth.

New mineral discovered in Hekla volcano in Iceland

During expeditions into the boiling warm openings of Iceland’s volcanoes, researchers have discovered seven new minerals.

The female scientist who discovered the core of the Earth

The "Grande Dame” of seismology, Inge Lehmann, began her career at a time when few women held senior positions in science. But that did not stop her from being the first to provide evidence of the Earth’s inner core in 1936.

Mars volcano has been active for two billion years

A volcano on Mars has been active for two billion years, according to new analyses of a meteorite from the Red Planet.

This rock switches colours in an instant

Sodalite deposits are found on South Greenland, Canada, Russia and other countries including Norway, and are famous for their chemical colour tricks.

Underground valleys discovered in Denmark

Denmark is riddled with underground valleys created during the last ice age, shows new research.

New theory explains formation of unique rocks

Scientists have discovered how unique rocks in a meteor crater in South Africa formed. It is a big step forward, say scientists.

World’s oldest fossils discovered in Greenland

GREENLAND: Scientists have discovered bacterial structures in 3.7 billion year-old rocks in Greenland, indicating that life began earlier than previously thought.

How volcanos collapse

A unique set of data collected during the largest European volcanic eruption in over 200 years captured the inner workings of a rare event--the collapse of a volcanic crater.

Greenland wants ruby birth certificates

GREENLAND: Geologists in Greenland are developing methods to determine the place of origin of rubies and sapphires, and hope to boost their exports of these precious stones.