New Scientist opens a new, fertile field of biological research with the discovery at Japan’s University of Yamanashi that it’s possible to freeze-dry viable sperm and stick… Read the rest “Viable sperm sent on a postcard”
BBC reports on a NASA project that’s transporting cute little cephalopods into orbit, launching 128 baby bobtail squid and 5,000 tardigrades to the International Space Station… Read the rest “Sending baby squid to the space station.”
Omaha digs deep for a story on how millennia-old feces has reintroduced us to some long-lost germs in the human gut biome – that might be able to help heal modern humans:
… Read the rest “Really old poop yields really new microbes – and new medical treatments.”Previous research
Happy Mother’s Day!
Wikimedia Commons user LadyofHats made this image of motherhood. And fatherhood, I suppose. Technically, this fertilization is happening in a sea urchin, … Read the rest “Science Art: Acrosome Reaction Diagram”
Nature reports on experiments mapping out exactly how hungry people will feel over the next 24 hours – giving a hard number to what’s usually a vague sensation – by measuring… Read the rest “Blood-sugar test gives us the first way to quantify exactly how hungry you are.”
Science magazine reveals the secret to cellular survival for a chunk of human brain that didn’t rot for more than two and half millennia after its owner was beheaded:
… Read the rest “A piece of human brain survived 2,600 years.”Using several
MIT News looks at the new science of tissue engineering, taking lab-grown cells and training them to grow objects to order:
… Read the rest ““Just grow a table.””It takes a lot to make a wooden table. Grow a tree, cut it down, transport
Science News checks out yet another disaster, though one on a smaller scale and a bit closer to the ground than most, as armies of Asian jumping worms are suddenly exploding across America’s… Read the rest “Now America is being invaded by jumping worms.”
Science News dashes the popular image of sperm as swimming furiously by spinning their tails like boat propellers. Instead, the little guys only move their tails in one direction, and keep… Read the rest “Sperm do lopsided barrel-rolls. They don’t have propeller tails.”
SONG: “Cluster Anatomy”. (I made an .ogg version, too.)
ARTIST: grant.
SOURCE: Science News, 2 June 2020, “A new 3-D map illuminates the ‘little brain’ within the heart… Read the rest “SONG: Cluster Anatomy”
Science News looks at a new 3D map of the nerves that function as a miniature brain inside our hearts:
… Read the rest “Mapping the heart’s little brain.”To make their map, systems biologist James Schwaber at Thomas Jefferson University in
Science Daily reports on Ohio State University research published in the American Journal of Clinical Nutrition that finds a single meal high in saturated fats, while comforting, totally… Read the rest “One fatty meal can reduce your ability to focus.”
Science News shares 10 years of step-counting longevity research that indicates that slow, steady, and not stopping is the way to win the race – or at least to lengthen your lifespan… Read the rest “It’s not how fast you walk, but how many steps you take that helps you live longer.”
SONG: “Young and Stupid”.
ARTIST: grant.
SOURCE: The Guardian, 3 February 2020, “Girls beginning puberty almost a year earlier than in 1970s,” as used in the… Read the rest “SONG: “Young and Stupid””
The Guardian looks at the slightly puzzling change in the age girls reach puberty around the world:
… Read the rest “Girls really are growing up quicker – biologically speaking.”For girls, experts say the best marker of the start of puberty is the development of glandular
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