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This decorated mammoth ivory pendant is 41,500
years old.
"While
our species was spreading across Eurasia and briefly
sharing a continent with the last of the Neanderthals,
someone took the time to carefully shape an oval pendant
out of mammoth ivory, then decorated it with a looping
dotted line."
By Kiona N. Smith (arstechnica.com) Photo: Talamo November 28, 2021 What are wormholes?
"A
wormhole is a special solution to the equations
describing Einstein's theory of general relativity that
connects two distant points in space or time via a
tunnel. Ideally, the length of this tunnel is shorter
than the distance between those two points, making the
wormhole a kind of shortcut."
By Paul Sutter (livescience.com) (Image credit: gremlin/Getty Images) November 11, 2021 NASA Rover Has Found Previously Unknown
Organic Molecules on Mars.
"None of the organic molecules identified in the sand hold unequivocal signs of life, but they do suggest the new technique, which didn't require the rover to drill, is an effective tool when it comes to searching for evidence of carbon-based molecules." By Carly Cassella (sciencealert.com) Curiosity on Mars. (NASA/JPL-Caltech) November 5, 2021 'Tools' Suggesting Humans Reached Mexico
30,000 Years Ago May Not Be What They Seem.
"Autonomous
University of Zacatecas archaeologist Ciprian Ardelean
and colleagues examined 1,930 limestone shards found at
the Chiquihuite Cave site in Zacatecas, Mexico,
concluding they were stones chiseled into tools by human
hands."
By Tessa Koumoundouros (sciencealert.com) (Ciprian Ardelean) November 3, 2021 Early humans in Israel used modern fishing
tools 12,000 years ago.
"Ancient
fishing is hard to study, since many of the materials
used, such as plant fibers and wood, were perishable.
However, one of the largest ever collections of early
fishing technology allowed the researchers an insight
into the techniques that were used."
By Sara Rigby (sciencefocus.com) (Image Credit not Found) October 7,
2021
Is bike riding better for you than walking?
"Cycling
edges walking in terms of providing a better workout,
burning calories, aiding weight loss and reducing the
risk of death by natural causes in the long term."
By Howard Calvert (livescience.com) (Image credit: Getty Images) October 5,
2021
We Might Be Wrong About How Children
Understand The Minds of Others at a Young Age.
"There's
a chance we're overestimating how much children
understand about the minds of others - in fact, we might
be expecting too much of kids at too young an age."
Carly Cassella (sciencealert.com) (MoMo Productions/Getty Images) October 3,
2021
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