A remarkable link between the number of nearby exploding stars, called supernovae, and life on Earth has been discovered.
Planetary Sciences
Jan 6, 2022
3
3035
The ancient Greek historian Strabo referred to the presence of an important shrine located on the west coast of the Peloponnese some 2,000 years ago. Remains of such an Archaic temple have now been uncovered at the Kleidi ...
Archaeology
Jan 11, 2023
0
230
Climate, tectonics and time combine to create powerful forces that craft the face of our planet. Add the gradual sculpting of the Earth's surface by rivers and what to us seems solid as rock is constantly changing.
Earth Sciences
Mar 3, 2023
2
1478
The Sahara desert is one of the harshest, most inhospitable places on the planet, covering much of North Africa in some 3.6 million square miles of rock and windswept dunes. But it wasn't always so desolate and parched. Primitive ...
Earth Sciences
Jan 2, 2019
28
1864
Imagine the world waking up one morning to discover that all compasses pointed south instead of north.
Space Exploration
Oct 14, 2014
35
1
A massive release of greenhouse gases, likely triggered by volcanic activity, caused a period of extreme global warming known as the Paleocene-Eocene Thermal Maximum (PETM) about 56 million years ago. A new study now confirms ...
Earth Sciences
Mar 16, 2022
27
113
Over the past 150 years, global warming has more than undone the global cooling that occurred over the past six millennia, according to a major study published June 30 in Nature Research's Scientific Data, "Holocene global ...
Earth Sciences
Jun 30, 2020
53
3436
Saturn's moon Titan looks very much like Earth from space, with rivers, lakes, and seas filled by rain tumbling through a thick atmosphere. While these landscapes may look familiar, they are composed of materials that are ...
Astronomy
Apr 25, 2022
0
619
A new study led by researchers at The Australian National University (ANU) provides a clearer snapshot of conditions during the last ice age—when global ice sheets were at their peak—and could even lead to better models ...
Environment
Jul 24, 2020
12
1363
Many scientists say that liquid water is a key to understanding the behavior of the frozen form found in glaciers. Melt water is known to lubricate their gravelly bases and hasten their march toward the sea. In recent years, ...
Earth Sciences
May 5, 2022
0
162
