In this Science Update, you'll hear about an unusual experiment that explores whether microbes from Mars may have once seeded the Earth.
In this Science Update, you'll hear about a proposed system to spot signs of burnout on marathon space flights.
Evidence leads some scientists to believe that Tyrannosaurus rex was more of a scavenger than a ferocious predator.
When a pregnant woman doesn't take care of herself, you might expect her baby to suffer from birth defects or childhood illnesses. But what happens when her baby grows up? In this Science Update, you'll hear about a recent study that suggests that malnutrition in the womb can come back to haunt you well into adulthood.
We've all seen stereotypical teenage nerds tripping over themselves in movies and on sitcoms, but the truth is that most adolescents feel awkward and clumsy at some point in their lives. In this Science Update, you'll hear where some of that klutziness comes from.
In this Science Update, hear why homemade popsicles never taste quite as good as the ones you buy in the store.
In this Science Update, hear about a proposal to send a robotic probe to the rim of the earth's fiery core.
In the nineteenth and early twentieth centuries, authors like Herman Melville, Jules Verne, and Ernest Hemingway pitted grizzled adventurers against the mightiest creatures of the ocean. Today, the struggle of man-versus-nature is quite a different contest. This Science Update tells us that the world's biggest fish are now in serious jeopardy.
Many drug users successfully break their habit in rehab, only to resume abusing drugs once they re-enter the real world. In this Science Update, you'll hear about new research in rats that reveals why staying off drugs can be so difficult.
In this Science Update, you'll hear how one species keeps from getting lost.
A lot of household products nowadays claim to be antibacterial—containing compounds that kill viruses, bacteria, and other germs on contact. But what happens to these compounds when they get washed down the drain? You'll learn about one worrisome possibility in this Science Update.
Listen to this Science Update to learn how positively charged particles are attracted to negatively charged particles in your laundry.
Many people stuck in traffic pass the time or take care of business by making calls on their cell phone. Now, scientists have found another way to put that talk time to work. You'll hear about it in this Science Update.
Hear how studying horses may help engineers improve human flight in air and space.
In this Science Update, you'll hear about a 20-year effort to learn what happened to the ancient residents of the American Southwest.
When it comes to lying, we tend to judge ourselves less harshly than we judge others.
In this Science Update, hear why bright nighttime lights could also be bad for women's health.
Every year, tornadoes, hurricanes, and snowstorms claim lives and cause injuries. But strangely, hailstorms, which pelt the ground with hard balls of ice, never seem to hit human targets. This Science Update examines the reasons why this happens.
Learn about a study that offers an example of the many sophisticated ways that a plant can respond to its environment.
In this Science Update, learn how the earth got tilted on its axis.