Search Results for: Fungi
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Agriculture
Slugging It Out with Caffeine
Anyone who has raised tomatoes in a moist environment knows the tell-tale sign: Overnight, a ripe, juicy orb sustains a huge, oozing wound. If you arrive early, you might catch the dastardly culprit: a slug. In one test, scientists sprayed soil with dilute caffeine and then watched as slugs, like this one, made haste to […]
By Janet Raloff -
Plants
Shower power: Raindrops shoot seeds out with a splat
In a seed-dispersal mechanism scientists have never seen before in flowering plants, rain plops into a capsule and makes seeds shoot out the corners.
By Susan Milius -
Red Snow, Green Snow
It's truly spring when those last white drifts go technicolor as algae bloom in the snow.
By Susan Milius -
From the August 22, 1931, issue
THE GIRL ON THE COVER Her name is Janet Penserosa. She is about four years old and her home is at the New York Zoological Park. And now she can claim the distinction of being the first female gorilla to survive in Gothams animal center. Not only that, but she is probably the only gorilla […]
By Science News -
Earth
Ill Winds
Research suggests that the long-range movement of dust can sicken wildlife, crops—even humans—a continent away.
By Janet Raloff -
Return of a Castaway
Wood-eating shipworms have been forging a costly comeback in some U.S. harbors in recent years, yet researchers say that these mislabeled animals (they're clams, not worms) are a scientific treasure.
By Kristin Cobb -
To save gardens, ants rush to whack weeds
Ants can grow gardens, too, and the first detailed study of their weeding techniques shows that whether a gardener has two legs or six, the chore looks much the same.
By Susan Milius -
Health & Medicine
Acacia-tree extract fights cancer in mice
Compounds called avicins extracted from Acacia victoriae, an Australian desert tree, inhibit inflammation and cancer in test-tube and mouse studies.
By Nathan Seppa -
Paleontology
Rocks yield clues to flower origins
A distinctive organic chemical related to substances produced by modern flowering plants has been found in ancient fossil-bearing sediments, possibly helping to identify the ancestral plants that gave rise to flowers.
By Sid Perkins -
Earth
Toxic runoff from plastic mulch
By laying sheets of plastic across their fields, farmers can bring crops to market faster while reducing their vulnerability to many blights (SN: 12/13/97, p. 376). On the negative side, however, this polymer mulch creates impermeable surfaces over more than half of a planted field. That significantly increases the amount of rain and pesticides that […]
By Janet Raloff -
Animals
Lemonade from Broken Amber
The fossilized microbes found inside termites that have been encased in amber for 20 million years are remarkably similar to those found within the ancient insects' modern cousins.
By Sid Perkins -
Animals
Microbe lets mite dads perform virgin birth
A gender-bent mite—in which altered males give birth as virgins—turns out to be the first species discovered to live and reproduce with only one set of chromosomes.
By Susan Milius