The flow of time from the past to the future is a central feature of how we experience the world. But precisely how this phenomenon, known as the arrow of time, arises from the microscopic interactions among particles and ...
General Physics
Aug 22, 2022
20
2462
A team of researchers affiliated with a host of institutions in Norway and one in the U.K., has unveiled their findings after collecting and studying a very large number of ancient arrows they found near a melting ice patch ...
The second law of thermodynamics delineates an asymmetry in how physical systems evolve over time, known as the arrow of time. In macroscopic systems, this asymmetry has a clear direction (e.g., one can easily notice if ...
Archaeological excavations deep within the rainforests of Sri Lanka have unearthed the earliest evidence for hunting with bows and arrows outside Africa.
Archaeology
Jun 15, 2020
0
4
The origin of bow hunting has been a hotly debated topic in archaeology for the past two decades. This is because knowing when it emerged has the potential to offer insights into the development of human cognition and the ...
Archaeology
May 18, 2020
0
62
Medieval arrows caused injuries similar to today's gunshot wounds, according to archaeologists analyzing newly discovered human remains.
Archaeology
May 7, 2020
0
33
Mountains of pepernoten, shelves full of chocolate letters and adverts showing the perfect Christmas table. With the holidays approaching, supermarkets are trying to entice us to buy all sorts of treats. Cognitive neuropsychologist ...
Economics & Business
Nov 25, 2019
0
2
When it comes to archery, choosing the right feathers for an arrow is the key to winning. This necessity for precision makes it crucial to understand how environment and design effect arrows in flight.
General Physics
Nov 24, 2019
4
174
In current quantum field theory, causality is typically defined by the vanishing of field commutators for spacelike separations. Two researchers at the University of Massachusetts and Universidade Federal Rural in Rio de ...
Researchers from the Moscow Institute of Physics and Technology teamed up with colleagues from the U.S. and Switzerland and returned the state of a quantum computer a fraction of a second into the past. They also calculated ...
Quantum Physics
Mar 13, 2019
83
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