Tremors in the Air
June 27, 1998 | Volume 153 | Number 26Cover: Whether atmospheric conditions are cloudy or clear, a smooth flight can
quickly turn into a roller coaster ride. Scientists are working to provide more
accurate warning of turbulence.
Features: MathTrek TimeLine Food for Thought Science Safari
|Click on this icon listed by each article to get full references and sources.|
News of the Week:
Feathered Dinosaurs Found in China
Two new species of dinosaurs bearing feathers support the idea that birds arose from dinosaurs.
Fish eavesdrop on nearby fights
The outcome of clashes viewed by male fighting fish influence their willingness to approach each of the contenders.
Two teams find planet orbiting nearby star
One of the sun’s nearest neighbors—a star just 15 light-years from Earth—possesses a planet at least 1.6 times as massive as Jupiter.
Cesarean + AZT = Almost no HIV transmission
Mother-to-child transfer of HIV can be virtually eliminated by having the mother take AZT and give birth by planned cesarean section.
New tags may help diagnose turtle losses
Tiny, biodegradable surgical screws can affix radio transmitters to the backs of leatherback sea turtles and help biologists chart the treks of this endangered species.
Playing ball with new carbon molecules
A fullerene molecule smaller than the buckyball makes its debut, while a new separation technique offers a practical way to study larger carbon molecules.
Ancient Mesopotamians made rock from silt
Residents of a second-millennium-B.C. Mesopotamian city transformed soil into synthetic basalt for constructing buildings and grinding grain.
Ultrasound prevents blood loss in surgery
Animal studies indicate that high-intensity, focused ultrasound can stop bleeding in the liver.
Seabed seismic scan shows melt zone
Seismic monitoring beneath the East Pacific Ridge has provided the first detailed images of a region where rock melts and rises to form new seabed crust.
An ever taller Everest?
Measurements from a Global Positioning System receiver positioned near Everest's peak may determine whether the mountain is growing taller.
Clearing the Air About Turbulence
A fearful flier's foray
Scientists are testing new ways to forecast air turbulence more accurately and provide more timely warnings for crews and passengers.
Letters: A Selection from Letters to the Editor
|copyright 1998 Science Service|