5,114 results
5,114 results for: seek
- Archaeology
Ancient Siberians may have rarely hunted mammoths
Occasional kills by Stone Age humans could not have driven creatures to extinction, researchers say.
- Genetics
Technique inactivates Down-causing chromosome
Though far from a cure, the advance could eventually lead to gene therapy that alleviates some symptoms.
- Animals
Spider’s personality matters when job hunting
Boldest individuals of social species tasked with seeking out prey.
- Health & Medicine
Gut-brain communication failure may spur overeating
Restoring a depleted molecule in obese mice repaired their abnormal response to food.
- Humans
From the March 29, 1930, issue
WANTED: EARLY PLANET PHOTOGRAPHS With the discovery of the planet beyond Neptune, by Lowell Observatory astronomers, many months of observation will be needed before even an approximate idea can be obtained of the orbit in which it is moving. A planet like this moves in the ecliptic, the plane in which Earth itself revolves around […]
- Humans
From the July 12, 1930, issue
FISH’S-EYE VIEW A poet once wished for the gift to see ourselves as others see us. An artist has achieved it. Wilfrid Swancourt Bronson, of New York, has cultivated the ability to see things from the fish’s point of view, taking into account the squeezed perspective one gets through the little “window” in the water […]
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From the April 4, 1931 issue
PASCHAL FLOWERS BLOOM ON PRAIRIES OF THE WEST Easter-Tide is remembered in America by two names, one of a place, the other of a flower. When the youth-seeking Ponce de Leon sighted the coast of the New World it was on Easter morning, and accordingly he named the place he had found Pascua Florida, or […]
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From the November 14, 1931, issue
PHYSICISTS STUDY EFFECTS OF STRONG WINDS ON SKYSCRAPERS Another official government investigation is getting under way in Washington. The men involved in the new probe are studying a problem of vital concern to every city in America. The investigators working now are scientists, and their problem is to find out whether skyscrapers–including the 10- and […]
- Humans
Letters from the August 18, 2007, issue of Science News
Exhaustive analysis I would debate the “1,000 watts or more” value attributed to typical adults during strenuous exercise (“Powering the Revolution: Tiny gadgets pick up energy for free,” SN: 6/2/07, p. 344). Hiking up steep slopes, I rarely exceed 250 W myself, and typical hikers are going much slower. The 1,000-watt figure can only apply […]
- Plants
Dastardly daisies
This flower isn’t just any old sex cheat. It can be sexually deceptive three ways and in 3-D.
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18958
The study in “Marijuana may boost heart attack risk” appears to be more about the effects of smoking and deep inhalation than a useful examination of the effects of tetrahydrocannabinol, which is what marijuana smokers seek. The report makes it sound as though this active ingredient is the cause of the marginal increase in heart […]
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18963
I was distressed to read that Science News thinks there are no steroid hormone receptors in insects. Granted, their reproduction is not regulated by steroids, but ecdysone, the molting hormone, is certainly a steroid. There is some evidence that juvenile hormone, the hormone that regulates development and sometimes reproduction, acts through a steroidlike-receptor pathway. Other […]
