29 October 2012, 01:32 PM ET
Hurricane Irene was a billion-dollar disaster, but it is dwarfed in terms of size by Hurricane Sandy.
22 October 2012, 01:07 PM ET
If you took the ice in all of Earth's mountain glaciers, it would make a cube with 34-mile-long sides.
16 October 2012, 12:35 PM ET
Learn about T. rex's massive teeth, bones, habitat and other dinosaur secrets.
05 October 2012, 05:01 PM ET
The daredevil's jump from 120,000 feet altitude requires the use of a space suit due to the low temperature and thin air.
26 September 2012, 05:44 PM ET
Scientists know the basics of what happens during a lightning strike. But the details remain hazy.
24 September 2012, 11:04 AM ET
A new NASA image based on satellite data shows that the extent of Arctic sea ice in September 2012 has hit a new record minimum, compared with the average minimum extent for the past 30 years.
04 September 2012, 01:23 PM ET
A breakdown of the damage Isaac caused and the force it possessed.
13 August 2012, 10:28 AM ET
People are worth different amounts in different countries and situations.
09 August 2012, 06:06 PM ET
The human body can tolerate drastic departures from normal conditions. But what are its absolute limits?
03 August 2012, 10:12 AM ET
A scientist says that the United States experiences cycles of violence that peak every 50 years. If so, the next peak of violence will occur in 2020.
01 August 2012, 03:41 PM ET
A study by the United Nations shows that U.S. life expectancy is years shorter than in many other countries.
26 July 2012, 05:26 PM ET
More than half of the continental United States this summer is experiencing moderate to extreme drought, according to reports released by the National Weather Service.
25 July 2012, 01:19 PM ET
St. Louis, Missouri tops the list compiled by Men's Health magazine.
20 July 2012, 03:54 PM ET
One quarter of those polled by Gallup expressed confidence in newspapers.
13 July 2012, 04:09 PM ET
The first six months of 2012 were the hottest of any year on record.
13 July 2012, 02:55 PM ET
68 percent of foods sampled contained measurable pesticides even after washing and peeling.
05 July 2012, 02:51 PM ET
Researchers have observed a new, massive particle which they believe may be the Higgs boson.
03 July 2012, 01:36 PM ET
Sixteen countries rank as the Worst of the Worst in personal freedoms, with 23% of the world population having no say in how they are governed.
30 June 2012, 12:17 PM ET
The 20th century saw big strides in defeating many illnesses, but heart disease and cancer are still the major causes of death in the United States.
25 June 2012, 12:34 PM ET
Wreckage from the earthquake and tsunami that devastated Japan in 2011 has traveled thousands of miles across the Pacific Ocean.
14 June 2012, 06:25 PM ET
About a third of Americans believe that humans evolved, but under God's guidance.
13 June 2012, 11:55 AM ET
TV sets are going dark as viewers turn to their computers and tablets to satisfy their hunger for entertainment.
06 June 2012, 03:17 PM ET
Swimmers risk getting dragged out to deep water by the currents.
31 May 2012, 05:05 PM ET
More than two billion vehicles have crossed the bridge since its opening in 1937.
25 May 2012, 04:21 PM ET
The 2013 group is second only to the 1978 batch of hopefuls. Only a tiny percentage of applicants are selected to become astronauts.
25 May 2012, 07:40 AM ET
By age one, the percentage of babies being breast-fed drops to under one quarter.
24 May 2012, 03:14 PM ET
Ridley Scott's "Prometheus" expands on themes introduced in his 1979 film "Alien," including the idea of parasitic life forms that incubate inside the human body.
21 May 2012, 02:15 PM ET
In an historic demographic shift, white babies are now in the minority compared with nonwhite newborns.
16 May 2012, 03:09 PM ET
Sleepwalking appears to be most common in children.
16 May 2012, 12:21 PM ET
The United States leads the world in absolute tornado counts, with an average of more than a thousand twisters annually.
11 May 2012, 03:52 PM ET
A study by Save the Children finds that Norway tops the list of best places to be a mother in 2012.
09 May 2012, 03:21 PM ET
An estimated 42 percent of Americans are expected to be obese by the year 2030.