How did I get my own unique set of fingerprints?
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Hackers could shut down satellites – or turn them into weapons
By William Akoto, Postdoctoral Research Fellow, University of Denver – Two CubeSats, part of a constellation built and operated by Planet Labs Inc. to take images of Earth, were launched from the International Space Station on May 17, 2016. NASA. Last month, SpaceX …
Scientists find evidence of ‘ghost population’ of ancient humans
Traces of unknown ancestor emerged when researchers analysed genomes from west African populations. By Ian Sample Science editor @iansample – A Homo neanderthalensis skull: The ghost population split from the ancestors of Neanderthals and modern humans between 360,000 and 1 million years ago. …
‘Not just a space potato’: NASA unveils ‘astonishing’ details of most distant object ever visited
It’s red, it’s cold, it’s 4bn years old: NASA data from Arrokoth reveals ‘profound truths’ about the solar system. Hannah Devlin Science correspondent @hannahdev – An artist’s impression shows the New Horizons probe encountering Arrokoth in the Kuiper belt 1bn miles. beyond Pluto. …
In these ‘very dark times,’ Jane Goodall explains why she is still hopeful
By Becky Anderson and Sophie Tremblay Updated 8:06 AM ET, Sat February 15, 2020 Watch Jane Goodall’s full interview on CNN International’s Connect the World with Becky Anderson on Sunday, February 16th. – Dubai, United Arab Emirates (CNN) – Jane Goodall will be …
Semi-transparent solar cells could make greenhouses self-sufficient
By Michael Irving – Researchers have modeled how tomatoes growing in greenhouses would be affected by transparent solar cells installed on the roof. NoamArmonn/Depositphotos. Greenhouses and solar panels both need to be placed in areas with a lot of sunlight – so why …
Metal-infused lumber resists water and mold
By Ben Coxworth – A treated piece of wood resists absorbing water (left), while an untreated piece readily does so, changing color in the process (right). Allison Carter, Georgia Tech. – While lumber certainly has many desirable qualities as a building material, it typically …
CrossJack brings greater stability and safety to changing a tire
The CrossJack features a cross-shaped base for improved stability. w 3 Image. – The thump, thump, thump of a flat tire is a sound that is sure to wreck anyone’s day. Fighting the elements and getting a lungful of exhaust fumes from passing …
Celebrating a nation that doesn’t exist – Transnistria
Most people haven’t even heard of Transnistria, the breakaway state of Moldova that hugs its border with Ukraine. And that’s partly what makes it so fascinating to visit. By Sarah Reid – By the time the morning sun had crept above the city’s …
Rare Pink Manta Ray Spotted Near Australia’s Lady Elliot Island
Researchers suspect a genetic mutation may have gifted the giant fish, named Inspector Clouseau, his rosy hue. Inspector Clouseau, the world’s only known pink manta ray (Kristian Laine / Instagram). By Katherine J. Wu, smithsonianmag.com – Just in time for the rosiest holiday …