DNA from Inca boy sacrificed 500 years ago shows how humans spread to South America
It sounds like something straight out of a "Hunger Games" novel: The rulers of a sprawling empire select beautiful children from throughout their vast territories and kill them in a ritualistic event to reinforce their power.
Invention of forge-proof ID to revolutionise security
Scientists have discovered a way to authenticate or identify any object by generating an unbreakable ID based on atoms.
Research team finds way to produce large-area graphene 100 times cheaper
Graphene has been hailed as a wonder material since it was first isolated from graphite in 2004. Graphene is just a single atom thick but it is flexible, stronger than steel, and capable of efficiently conducting heat and ...
Researcher's work offers more proof of Einstein's general theory of relativity
A Florida State University high-performance computing researcher has predicted a physical effect that would help physicists and astronomers provide fresh evidence of the correctness of Einstein's general theory of relativity.
Ultra-short X-ray pulses could shed new light on the fastest events in physics
If you've ever been captivated by slow-motion footage on a wildlife documentary, or you've shuddered when similar technology is used to replay highlights from a boxing match, you'll know how impressive advancements in ultra-fast ...
New metal alloy could yield green cooling technologies
A promising new metal alloy system could lead to commercially viable magnetic refrigerants and environmentally friendly cooling technologies, according to a scientist at Rochester Institute of Technology.
Applied potential can reversibly induce a superconducting-insulator transition in lithium titanate thin films
"Controlling such exotic properties by applying an external field is one of the biggest continuous challenges in condensed matter physics," state Kohei Yoshimatsu and his colleagues in their recent paper. Their latest results ...
Discovery of a new confinement state for plasma
The National Institutes of Natural Sciences National Institute for Fusion Science applied the "Momentary Heating Propagation Method" to the DIII-D tokamak device operated for the United States Office of Science, Department ...
The cuckoo sheds new light on the scientific mystery of bird migration
The cuckoo is not only capable of finding its way from unknown locations; it does this through a highly complex individual decision making process. Such skills have never before been documented in migratory birds. A new study ...