March 24, 2001 | Science News



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  • News

    Did males get bigger or females smaller?

    It's time to stop assuming that standard gender differences in birds come from males getting bigger rather than from females getting smaller.
    16 years ago
  • News

    Frigid 'dynamite' assembles into superatom

    Although it's now the fifth element to be made into the strange state of ultracold matter known as Bose-Einstein condensate, helium may prove to be the most revealing so far because of unusually high energies within the newly condensed atoms.
  • News

    Some of galaxy's dark matter comes to light

    A new study adds to the evidence that astronomers have unveiled some of the dark matter in our galaxy and that it's pretty ordinary stuff—white dwarfs, the cold, compact embers of low-mass stars.
  • News

    Thick ice scraped rock bottom in Arctic

    Scuffs, scrapes, and gouges found atop undersea plateaus and ridges in the Arctic Ocean suggest that kilometer-thick ice shelves covered much of the ocean there during some previous ice ages.
  • News

    Study reveals male link to preeclampsia

    Men who were born of mothers who had the pregnancy complication preeclampsia are roughly twice as likely to father a child through preeclamptic pregnancy than are men who were born of mothers who had a normal pregnancy.
  • News

    Fossil Skull Diversifies Family Tree

    A 3.5-million-year-old skull found in Kenya represents a group of species in the human evolutionary family that evolved separately from australopithecines such as Lucy's kind in Ethiopia.
  • News

    A quick recovery after dinosaur deaths

    Evidence from 65-million-year-old sediments suggests that a single impact from space wiped out the dinosaurs and that ecosystems recovered from the trauma in only a few thousand years.
  • News

    New analysis rejuvenates Himalayas

    The Asian mountain range that includes some of the tallest peaks in the world turns out to be about 15 million years younger than geologists previously thought.