How the NASA Space Food Research Lab Works
In the 1960s, space food was either cubed or tubed, and it wasn't very appetizing. Today's astronauts have a more palatable array from which to choose. Where is it developed?
How Life Insurance Works
Life insurance is associated with pushy salespeople and other unpleasant stuff -- like dying. But how will your children make do if you should die unexpectedly?
How Wind Power Works
When the wind blows, particles in the gust of air are moving quickly. And that motion carries kinetic energy, which can be captured and harnessed to create electricity. The principle behind a wind-electric turbine isn't too different from an ordinary dam -- only it's capturing wind instead of water.
Will we drive on underground automated highways?
If life is a highway, get ready to take a long subterranean trip. Underground automated highways will allow drivers to relax while self-driving vehicles steer, and tunnels could help conserve land.
Inside "The Dark Knight"
Three years after "Batman Begins" reinvigorated the ailing Batman franchise, Christian Bale is back in the Batsuit to battle forces of evil in Gotham City in director Christopher Nolan's highly anticipated sequel "The Dark Knight."
Top 10 Green Driving Tips
Let's face it: Gas will never go on sale, but there are ways to save. What 10 things can you do to make your driving (and lifestyle) a little greener?
NASA Space Food
Life Insurance
Wind Power
Under- ground Highways
The Dark Knight
Green Driving Tips
How Quantum Suicide Works
A man has a gun. But this is no ordinary man, and this is no ordinary gun. This isn't a setup for a sci-fi thriller. It's the premise for quantum suicide.
Will there be a new kind of taxicab in the future?
If you've been sassed or swindled by a taxi driver, relish the thought that future taxis might be driverless. Personal rapid transportation may be coming to a city near you in the future.
Is there a hole in the universe?
While routinely scanning the stars, NASA scientists came across something they never expected to see: An immense area of space totally empty of stars, planets and matter -- a hole far larger than anything they had ever seen before.
How Gas Prices Work
Gasoline is the bloodline that keeps America moving, but tracking gas prices can feel like a roller coaster ride. They're down a little one month, up the next, before shooting up more than 50 percent in a year.
How Tree Houses Work
Tree houses are no longer kids-only hideouts. Adults taken with Swiss Family Robinson fantasies are building fully appointed luxury tree dwellings. So how do you choose a tree?
How can someone die from drinking too much water?
Most of us think of water as the healthiest drink in the world. But in abnormal amounts, it can actually cause death. How can a liquid you need to stay alive end up killing you?
Quantum Suicide
New Taxicab
Hole in Universe
Gas Prices
Tree Houses
Death by Water
How Forensic Dentistry Works
Bone and tooth fragments have revealed that two missing members of the Romanov family were killed in 1918. For years, royal supporters have held out hope that some of the Romanovs survived. How can you identify a corpse by its teeth?
How Submarines Work
A homemade sub full of drugs was seized by Mexico’s navy on Wednesday. Some drug cartels have made use of subs as a way to get around coast guards in recent years. How do you keep a vessel underwater safely?
How Unemployment Works
Several employers have cut jobs in July, from Pfizer to American Airlines. Unemployment in the U.S. is expected to increase to 6 percent next year. What happens when you’re jobless?
How Natural Selection Works
Scientist Edward O. Wilson is inciting controversy by claiming that natural selection works on many levels, including social groups. Scientists like Richard Dawkins believe that natural selection applies only to genes. What is natural selection, anyway?
How the Fed Works
Fed chairman Ben Bernanke testified before the Senate Banking Committee, not calling the economic downturn a recession, but offering a mostly gloomy outlook on the economy. How can the Fed affect the economy?
How Google Works
At a Congressional hearing, Microsoft lawyers argued that the advertising partnership of Google and Yahoo violated antitrust laws. How has search engine giant Google succeeded so far?
Romanov Bone Fragments
Submarine with Drugs
Jobless Americans
Natural Selection Controversy
Fed Outlook
Google Ads
