Physicists from the FOM Foundation and the University of Amsterdam have discovered that the ancient Egyptians used a clever trick to make it easier to transport heavy pyramid stones by sledge. The Egyptians moistened the ...
General Physics
Apr 30, 2014
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10148
An unusual chunk in a meteorite may contain a surprising bit of space history, based on new research from Washington University in St. Louis.
Astronomy
Jan 28, 2020
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3890
Brownian motion describes the random movement of particles in fluids, however, this revolutionary model only works when a fluid is static, or at equilibrium.
Mathematics
Mar 18, 2020
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Every EU citizen consumes around 80 kilograms of meat per year. But every juicy steak, every delicious sausage has a price that we do not pay at the counter, because livestock farming damages the climate and the environment. ...
Environment
Apr 25, 2022
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259
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
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619
Astronomers have captured what appears to be a snapshot of a massive collision of giant asteroids in Beta Pictoris, a neighboring star system known for its early age and tumultuous planet-forming activity.
Astronomy
Jun 10, 2024
1
156
A new study co-led by researchers in the U.S. and China has pushed back the first-known physical evidence of insect flower pollination to 99 million years ago, during the mid-Cretaceous period.
Archaeology
Nov 11, 2019
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33321
Rice is the staple food for billions of people throughout the developing world. But beyond easing hunger pains and providing carbohydrates for energy, it has little nutritional value.
Biotechnology
Aug 18, 2016
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A team of researchers from several institutions in Niger, Germany and the U.K. has conducted a real-world test of the use of human urine as a natural form of fertilizer for crops. In their paper published in the journal Agronomy ...
An international team of researchers studying dust samples retrieved by the Hayabusa-2 space probe, has found that some of its dust grains are older than the solar system. In their paper published in The Astrophysical Journal ...
