Existing menstrual pads can lead to leaksVittoria/Alamy Menstrual products that cause blood to form a solid gel-like substance, rather than be absorbed, seem to reduce the risk of leaks. Bryan Hsu at Virginia Tech and his colleagues wanted to find...
The legs of a 39,000-year-old woolly mammothLove Dalén/Stockholm University A woolly mammoth that died 52,000 years ago is so well preserved that it is possible both to read its full genome and to reconstruct the three-dimensional structure of its chromosomes...
Broken sea ice in Lancaster Sound, part of the Northwest PassageAlison Cook Shipping companies have anticipated that melting sea ice will open a shorter route through the Canadian Arctic, but they may see their hopes dashed by thicker ice flowing...
A special laser (red) can spiralise electrons (blue)Dr. Yiqi Fang, University of Konstanz An electron has been turned into a spiralling wave of mass and charge, with the help of a laser. “Chirality, or handedness, is an interesting and still...
Not all clocks look like a pocket watchOleksandr Perepelytsia / Alamy Any random sequence of events, such as the lapping of ocean waves on the shore, can become a clock – and physicists have now devised a mathematical procedure for...
Part of the urine collection systemLuca Bielski Astronauts on spacewalks may soon be able to drink their own urine, thanks to a water filtration and recycling system that could be ready in time for NASA’s upcoming crewed missions to the...
An illustration showing how LUCA may have been attacked by virusesScience Graphic Design The organism that gave rise to all life present on Earth may have evolved much earlier than once thought, just a few hundred million years after the...
Hoverboards, or self-balancing scooters, are already used by hobbyists as a basis for robots, but now a group in Russia is putting them to use on the battlefields of Ukraine Source link...
Those living in Papua New Guinea’s highlands may benefit from having Denisovan DNAMichael Runkel/Danita Delimont/Getty Images/Gallo Images ROOTS People living in the highlands and lowlands of Papua New Guinea have different frequencies of several Denisovan genetic variants, which may help...
Pupil size can help diagnose conditions such as concussionIrina Shilnikova/Getty Images The size of our pupils fluctuates as we breathe. They are at their smallest as we start to breathe in, increase steadily to reach their largest size when we...
