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Searching Authored by Laura Sivitz 
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The unveiling of the genetic blueprint of the tiny thale cress ushers in a new era in plant biology. (p. 388)Published: December 16th, 2000; Vol.158 #25Found in: Biology -
Seismic waves generated by an extraterrestrial object crashing into Mexico 65 million years ago appear to have sent sediment from shallow waters sliding off the continental shelf. (p. 373)Published: December 9th, 2000; Vol.158 #24Found in: Earth Science -
Because naked mole rats exhibit permanent physical traits that distinguish certain castes of a colony, they belong to the same grouping as so-called eusocial insects such as bees, ants, wasps, and termites. (p. 356)Published: December 2nd, 2000; Vol.158 #23Found in: Zoology -
A statistical analysis of DNA from nearly 400 right whales around the world suggests there may be three species of Eubalena, not just two—a conclusion that may boost conservation efforts. (p. 343)Published: November 25th, 2000; Vol.158 #22Found in: Zoology
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Tiny steel-mesh tubes coated with a DNA-containing polymer could prevent arteries from becoming reclogged after cardiovascular treatment. (p. 325)Published: November 18th, 2000; Vol.158 #21Found in: Biomedicine -
An experimental test for colon cancer may detect the disease at a treatable stage more accurately than current, noninvasive screening techniques. (p. 311)Published: November 11th, 2000; Vol.158 #20Found in: Biomedicine
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A molecular connection between the timing of sleep—a part of circadian rhythms—and how long animals slumber each day is demonstrated for the first time. (p. 295)Published: November 4th, 2000; Vol.158 #19Found in: Behavior
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Using a new technique to examine chromosomes of in vitro fertilization (IVF) embryos at the time they're implanted in the womb, researchers report abnormalities never seen later in development, possibly explaining why IVF has a low efficiency. (p. 276)Published: October 28th, 2000; Vol.158 #18Found in: Biology
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New software can run an ultrasonic machine that will map corrosion beneath the surface of an airplane more quickly, safely, and effectively than can existing devices. (p. 245)Published: October 14th, 2000; Vol.158 #16Found in: Technology -
A newly discovered drug that prevents radiation from hastening egg cell death in mice might also prevent some human cancer patients from suffering sterility and premature menopause. (p. 228)Published: October 7th, 2000; Vol.158 #15Found in: Biomedicine
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A new computer model based on particle interactions suggests ways to prevent a panicked crowd from stampeding. (p. 215)Published: September 30th, 2000; Vol.158 #14Found in: Computers
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Magnetic fields such as those found within a few feet of outdoor electric-power lines could make cells that are vulnerable to cancer behave like tumors. (p. 196)Published: September 23rd, 2000; Vol.158 #13Found in: Biomedicine
