19 April 2014, 03:34 AM ET
The lunar eclipse, a time to reflect and the crash of a black hole are just the tip of the iceberg for this week's images.
19 April 2014, 03:18 AM ET
Satellite observations may tie the ground's movement to volcanic eruptions.
19 April 2014, 02:52 AM ET
Do you ever stay up late wondering if there really is a dog?
19 April 2014, 02:30 AM ET
Chickens make lousy house pets (and bunnies take a lot of work) — something to remember at Easter.
19 April 2014, 02:16 AM ET
A furious debate has been raging for some years now between adults. Are you a Kindle lover or a devotee of the good, old-fashioned book?
19 April 2014, 02:03 AM ET
Sharks and rays are some of the world’s most threatened animals, with a quarter of all species at risk of extinction.
19 April 2014, 01:25 AM ET
All around the world many parents are preparing for Easter – possibly thinking of how Easter eggs will be hidden, how they will explain their delivery and perhaps bracing themselves for some challenging questions about the Easter Bunny.
19 April 2014, 01:18 AM ET
Dividing the day into hours, minutes and seconds is a recent practice with thousands of years of science and tradition behind it.
18 April 2014, 05:08 PM ET
A former NASA scientist hired to consult on marijuana growing light technologies is just one example of the innovation spurred by the legalization of the drug in Colorado.
18 April 2014, 05:07 PM ET
A massive chunk of ice broke loose and is now drifting away from Antarctica.
18 April 2014, 05:02 PM ET
Take a look at ratings for seven wild geoengineering ideas that could change the Earth's climate for better or for worse.
18 April 2014, 04:40 PM ET
For the international day of celebrating all things weed, April 20, here are some quick facts about this controversial, mind-altering plant.
18 April 2014, 04:28 PM ET
As Christians worldwide gather for Easter to celebrate their belief in the death and rebirth of Jesus, researchers continue to delve into the mysteries that surround the man.
18 April 2014, 04:24 PM ET
A new orchid species has been discovered in Panama.
18 April 2014, 04:21 PM ET
As the search for Malaysia Airlines Flight 370 continues, here are some facts about the passengers, crew, aircraft and airline.
18 April 2014, 04:00 PM ET
Unmanned submersible uses sonar to scan the ocean floor and return a 3D map to the surface.
18 April 2014, 04:00 PM ET
Why is nutritionist Katherine Tallmadge being attacked by conservatives?
18 April 2014, 03:54 PM ET
PBS's show Nature is featuring animals who have been treated with latest state-of-the-art prosthetics. It premiered April 9th, 2014.
18 April 2014, 03:49 PM ET
Most people probably don't think of learning calculus as fun. But a new interactive exhibit here at the Museum of Math (MoMath) lets visitors learn about the principles of motion in an interactive way, by walking or running on a special motion-sensing tra
18 April 2014, 03:30 PM ET
Natural fluctuations have driven Earth's climate for millennia, but they are not the cause of modern warming.
18 April 2014, 03:07 PM ET
Across the West, wildfires grew bigger and more frequent in the past 30 years, according to a new study that blames climate change and drought for the worsening flames.
18 April 2014, 02:57 PM ET
Everyone knows the feeling: it begins with that insidious tickle in the back of your nose, then comes the gasping intake of breath and the final, cathartic blast: a sneeze.
18 April 2014, 02:29 PM ET
Images: Lophiaris silverarum and other orchid species.
18 April 2014, 02:20 PM ET
Although texting and talking on the phone can be hazardous for young drivers, old-fashioned distractions such as loud conversations and rowdy passengers may be more likely to lead to car crashes, a new study suggests.
18 April 2014, 02:12 PM ET
New research into the height of a very remote Andean plateau reveals just the latest surprise from the Earth's second-greatest mountain belt.
18 April 2014, 02:01 PM ET
The space agency's Lunar Atmosphere and Dust Environment Explorer spacecraft (LADEE) made its planned crash into the lunar surface between 12:30 a.m. EDT (0430 GMT) and 1:22 a.m. EDT (0522 GMT) on April 18 after orbiting the moon since October 2.
18 April 2014, 12:59 PM ET
Although forgetting is normal and vital to how the brain works, it sometimes happens in strange or unexplained ways.
18 April 2014, 12:54 PM ET
An essential nutrient for life on Earth also cooks up in space, a new study finds.
18 April 2014, 12:38 PM ET
Many Sherpas insist that Mount Everest and other slopes in the area have become more dangerous because of climate change.
18 April 2014, 12:35 PM ET
A think-tank associated with a cosmetics company has a plan to brighten the surface of the moon in an effort to lighten up the night sky and reducing the need for electricity to run street lights. Scientists are skeptical.
18 April 2014, 12:23 PM ET
The start of spring signals many things, one of which is the start of allergy season.
18 April 2014, 12:13 PM ET
Women with mutations in the BRCA1 gene are at high risk for breast and ovarian cancer. Early research suggests that existing drugs may help prevent this type of breast cancer.
18 April 2014, 12:12 PM ET
“Ice island B31” is 200 feet thick and 21mi X 12mi. It separated from the Antarctic Pine Island Glacier in Nov. 2013. NASA's Terra and Aqua satellites have been imaging its progress towards open ocean.
18 April 2014, 11:28 AM ET
An earthquake of preliminary magnitude 7.5 struck today near southern Mexico's Pacific resort city of Acapulco, according to the U.S. Geological Survey (USGS).
18 April 2014, 10:11 AM ET
Chimpanzees are quite choosy when it comes to their sleeping arrangements, and new research suggests the apes prefer a firm bed made from stiff, resilient wood.
18 April 2014, 09:30 AM ET
Amazing images every day!