A study of past earthquakes suggests that Los Angeles may be at a lower risk than normal of big quakes during the next 5 to 10 years. A new breadth to estrogen's bisexuality Estrogen, long considered as the quintessential female sex hormone, plays a critical role in normal male sexual behavior. Rockefeller University New York, NY 10021 New drugs zap cancer cells with radiation Antibodies can ferry radioactive atoms directly to cancerous cells, killing those cells with little damage to healthy tissue. With the launch last week of a radio telescope electronically linked to 40 telescopes on the ground, astronomers sharpen their view of the universe. A new direction for microgravity fires Flames in space behave in unexpected ways, including burning into a breeze and smoldering in strange patterns.
Paths can be a significant source of soil loss in tropical rainforests.
Crab Crackers Scientists take a harder look at stone crab shells The light and dark parts of a stone crab's huge claws reflect differences in the microstructure and strength of the constituent materials.