Stonehenge is an astonishingly complex monument, which attracts attention mostly for its spectacular megalithic circle and "horseshoe," built around 2600 BC.
Archaeology
Mar 23, 2023
0
1127
Groundwater at depths of several hundred meters or more can be hundreds of millions of years old and are often thought of stagnant and isolated from the atmosphere and the water cycle—a reason these subsurface areas are ...
Earth Sciences
Jul 20, 2022
0
98
A study published in the journal Geology rules out that extreme volcanic episodes had any influence on the massive extinction of species in the late Cretaceous. The results confirm the hypothesis that it was a giant meteorite ...
Paleontology & Fossils
Sep 20, 2021
2
1214
Planned missions to return humans to the Moon need to hurry up to avoid hitting one of the busiest periods for extreme space weather, according to scientists conducting the most in-depth ever look at solar storm timing.
Space Exploration
May 20, 2021
0
328
Streams and rivers emit large amounts of carbon dioxide into the atmosphere, but a new study published in Nature Geoscience led by researchers at the universities in Umeå and Lausanne shows that the flux may be greater than ...
Earth Sciences
Apr 16, 2021
1
455
A new study co-authored by a Tulane University geoscientist shows that human efforts to tame the Mississippi River may have had an unintended positive effect: more rapid transport of carbon to the ocean.
Environment
Mar 23, 2021
1
132
New research led by scientists at the University of Bristol has shown that the feedback mechanisms that were thought to keep the marine nitrogen cycle relatively stable over geological time can break down when oxygen levels ...
Earth Sciences
Nov 25, 2019
1
141
Organisms differ in their morphology between species, within species and even within individuals at different stages of development. Researchers from the Max Planck Institute for Plant Breeding Research in Cologne, Germany, ...
Plants & Animals
Aug 18, 2015
0
23
Guatemala's Mayan people accused the government and tour groups on Wednesday of perpetuating the myth that their calendar foresees the imminent end of the world for monetary gain.
Archaeology
Oct 25, 2012
11
0
(PhysOrg.com) -- Woods Hole Oceanographic Institution (WHOI) scientists have found that carbon is stored in the soils and sediments of the Ganges-Brahmaputra basin for a surprisingly long time, making it likely that global ...
Earth Sciences
Nov 9, 2011
7
0
