
Timeless thoughts on the definition of time
The earliest definitions of time and time-interval quantities were based on observed astronomical phenomena, such as apparent solar or lunar time, and as such, time as measured by clocks, and freque ... more
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Post-boost propulsion system for ICBMs under study
Research on advanced propulsion technology for U.S. intercontinental ballistic missiles is to be performed by Orbital ATK, the company announced. ... more
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Trump pulls US out of key climate treaty, deepening global pullback
Australia heatwave stokes risk of catastrophic bushfires
3,000 tourists evacuated as Argentine Patagonia battles wildfires
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Ancient seaweed fossils some of the oldest of multicellular life
Honing in on when life on Earth evolved from single-celled to multicellular organisms is no easy task. Organisms that old lacked many distinguishing characteristics of modern life forms, making thei ... more
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Memory cell based on superconductors 100 times faster
A group of scientists from Moscow Institute of Physics and Technology and from the Moscow State University has developed a fundamentally new type of memory cell based on superconductors - this type ... more
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New way to control particle motions on 2-D materials
Researchers at MIT and other institutions have found a new phenomenon in the behavior of a kind of quasiparticles called plasmons as they move along tiny ribbons of two-dimensional materials such as ... more
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Uncovering bacterial role in platinum formation
Australian scientists have uncovered the important role of specialist bacteria in the formation and movement of platinum and related metals in surface environments. Published in the journal Nature G ... more
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New research shows how nanowires can be formed
In an article published in Nature researchers at Lund University in Sweden show how different arrangements of atoms can be combined into nanowires as they grow. Researchers learning to control the p ... more
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