A new study shows that iron-bearing rocks that formed at the ocean floor 3.2 billion years ago carry unmistakable evidence of oxygen. The only logical source for that oxygen is the earliest known example of photosynthesis ...
Earth Sciences
Oct 6, 2015
1
4135
As planets in our solar system go, Venus is one for the textbooks.
Space Exploration
Aug 27, 2019
2
513
A strange visitor, either asteroid or comet, zipping through our solar system at a high speed is giving astronomers a once-in-a-generation opportunity to examine up close an object from somewhere else in our galaxy.
Space Exploration
Nov 16, 2017
12
297
Eight hundred years ago, in a hardscrabble farming community on the outskirts of what was once one of the fabled cities of the ancient world, Troy, a 30-year-old woman was laid to rest in a stone-lined grave.
Archaeology
Jan 10, 2017
0
471
Typically, monkeys don't know what to make of a mirror. They may ignore it or interpret their reflection as another, invading monkey, but they don't recognize the reflection as their own image. Chimpanzees and people pass ...
Plants & Animals
Sep 29, 2010
12
0
(Phys.org) —A multi-institutional team has resolved a long-unanswered question about how two of the world's most common substances interact.
Materials Science
Jul 1, 2014
1
0
A culture of neglect and, at some age levels, outright social ostracism, is derailing a generation of students, especially girls, deemed the very best in mathematics, according to a new study.
Mathematics
Oct 10, 2008
26
0
(PhysOrg.com) -- Exerting delicate control over a pair of atoms within a mere seven-millionths-of-a-second window of opportunity, physicists at the University of Wisconsin-Madison created an atomic circuit that may help quantum ...
Quantum Physics
Feb 25, 2010
2
0
A new study of thousands of people reveals a wide range in the amount of water people consume around the globe and over their lifespans, definitively spilling the oft-repeated idea that eight, 8-ounce glasses meet the human ...
Other
Nov 25, 2022
2
173
(PhysOrg.com) -- A hallucinogenic compound found in a plant indigenous to South America and used in shamanic rituals regulates a mysterious protein that is abundant throughout the body, University of Wisconsin-Madison researchers ...
Feb 12, 2009
14
0
