Night Flights Mean More Global Warming

June 16, 2006
Taking that "red eye" overnight flight is more damaging to the environment than daytime air travel because contrails cause more global warming after dark. Winter flights are also harder on the environment than summer flights. And blocks of ice that... continued

A Valentine to Dads

June 16, 2006
Anne Strieber wants to remind our readers that while her recent diary SEEMS to be about seeing (or rather, NOT seeing) a movie, if you scroll down, you'll find that it's really a valentine to fathers everywhere, so HAPPY FATHER?S... continued

Wearing Wolf Teeth

June 16, 2006
As we've reported here before, modern man isn't the only one who has gone to the dentist. 4,500-year-old bones were found in Mexico which contained dentures made from jaguar or wolf fangs. George Washington hated his ivory dentures?he would have... continued

Speaking the Language of the Birds

June 16, 2006
South America's Aymara Indians of Bolivia, Peru and Chile, have a reverse concept of time: for them, the past is ahead and the future behind. A time traveler might think this way. A Jesuit wrote in the early 1600s that... continued

What to Do About an Asteroid

June 15, 2006
Computers aren't just used to figure out the present?they can also predict the future. Supercomputers play out various scenarios having to do with global warming?and asteroid impacts. You can be sure that the scenario in Iraq was played out on... continued

When Your Brain is at War

June 15, 2006
The old joke about how a woman can't have sex because she has a headache has some truth to it: our brains continually wage war within themselves over which thought?or impulse?will "win" and get our full attention and action. Creative... continued

Emergency!

June 15, 2006
We're used to being judged as second-rate among first-world countries, when it comes to health care, but at least we're number one when it comes to universities. But we DO have an emergency, when it comes to our emergency services.... continued

Getting to the Core of Climate Change

June 14, 2006
In order to figure out the climate, we've drilled into ice cores. Now we've found another kind of core to look at: sediments from the earth's core that have been found over a thousand feet beneath the Arctic ocean, which... continued

It’s About Time: Birth Control for MEN

June 14, 2006
Women are getting tired of being the ones who have to do all the worrying and planning about contraception and are passing the responsibility on to men. Science is leading the way. Researchers are trying to find methods other than... continued

How to be Happy (Continued)

June 14, 2006
Good news for those of us who are getting older: we're also becoming happier. Scientists know that people in third-world countries are happier than those in the West. Now they've discovered that old people are happier than young people, even... continued