One of the 14 grindings tones that archaeologists found while excavating a 5,500 years old settlement on the Danish island Funen. A …
Nanotech
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space
Dark energy ‘doesn’t exist’ so can’t be pushing ‘lumpy’ universe apart, physicists say
by debarjunby debarjunThis graphic offers a glimpse of the history of the universe, as we currently understand it. The cosmos began expanding with the …
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Science
Miniature sensor that detects toxic gas shows promising results in the lab
by debarjunby debarjuna) Schematic illustration of N2H4-assisted doping strategy during hydrothermal synthesis procedure. b) XRD patterns and c) Raman spectrum of all three MoS2 …
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Physics
New electron microscopy technique reveals complex spin structures at femtosecond timescales
by debarjunby debarjunSpin vectors of a meron pair. Unlike the rapidly oscillating electric and magnetic fields of the surface plasmon polariton underlying this spin …
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Science
Archaeological study documents rare Christian tattoo in medieval Nubia
by debarjunby debarjunTattooed right foot of Ghz-1–002. A) original; B) DStretch enhanced; C) pigmented pixels enhanced; D) pigmented pixels isolated. Full-spectrum photographs: E) original; …
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Physics
Researchers take ‘significant leap forward’ with quantum simulation of molecular electron transfer
by debarjunby debarjunFront row, from left to right: Peter Wolynes, Guido Pagano and Jose Onuchic. Back row, from left to right: Roman Zhuravel, Midhuna …
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Martian spring involves lots of cracking ice, which led to this 66-foot-wide (20-meter-wide) chunk of carbon dioxide frost captured in freefall by …
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Science
Neural networks unlock potential of high-entropy carbonitrides in extreme environments
by debarjunby debarjunSimulated crystal structures of high-entropy carbides and carbonitrides (TiZrTaHfNb)C0.75N0.25 at 3000, 3500, 4000, and 4500 K (liquid) respectively. In the insets the …
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Artist’s impression of the asteroid slamming into tropical, shallow seas of the sulfur-rich Yucatán Peninsula in what is today Southeast Mexico.[13] The …
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Experimental physicist Daniela Angulo poses with an apparatus in the physics lab at the University of Toronto. Scientists have long known that …