Most of the time, local weather forecasts are pretty close to the mark. If the month is July and the forecast is for a high of 35 degrees C (95 degrees F), you can probably leave your jacket at home.
Who made it possible to light up your home at night? Thomas Edison, right? Yes, but without the work of Nikola Tesla, we would be living in a different world. See more »
We've been observing and experimenting in the name of science for centuries. But when push comes to shove, which inquisitive mind deserves the honors of being humanity's very first scientist? See more »
When the space shuttle was conceived in the 1970's, the dream of engineers was to create a new kind of spacecraft, one that could carry people and cargo into orbit, return to Earth, and then be used again repeatedly. See more »
Try to imagine what your world would be like if not for the scientific discoveries of the past millennium. See more »
Scientists with the National Aeronautics and Space Administration (NASA) realized a nearly 40-year-old dream in July 1999, when Deep Space 1 (DS-1), the first spacecraft to employ an ion engine as its main propulsion system, made a successful fly-by of an asteroid. See more »
Few of us can look into the starry sky on a clear night without experiencing a sense of awe. See more »
Shortly after 7 a.m. on April 1, 1946, the first devastating tsunami waves hit Hilo, Hawaii. See more »
Throughout history, people have used many methods to clean their teeth. Some ancient people chewed on frayed twigs. See more »
Descriptions of the international Cassini-Huygens mission to Saturn tend toward superlatives. See more »
An ambitious plan to protect and study the coral reefs of the United States was announced in March 2000 by the U.S. See more »
