Erectile dysfunction can be reduced by consuming caffeine, a new study shows. Could coffee act as nature's Viagra?
Gravity waves could soon be detected by astronomers using the LIGO detectors. What could this teach us about the nature of the universe?
The European Southern Observatory has released a new photo showing the Medusa Nebula like never before. What can this object teach us about the life cycles of stars?
The U.S. Air Force has successfully launched an X-37B plane into orbit on a secret mission. Going along for a test ride was the new LightSail space vehicle, designed by the Planetary Society.
Depression may be linked to sleep apnea, a new study finds. How could a breathing problem affect emotions?
Microprobes could explore Mars and beyond as part of the Marsdrop program. Why are scientists aiming for the Red Planet with tiny robots?
Bloody Marys may be the best-tasting item you can order on an airplane — here is the science behind bad airline food.
NASA is offering $2.25 million in prizes to anyone who can design a 3D-printed habitat for Mars. What could such a design do for those of us here at home?
Giant pandas eat bamboo, but researchers have now found they are designed to eat meat. What is the twisted tale of the panda digestive tract?
Preschoolers are not getting enough exercise while attending child care centers. Should parents be throwing a temper tantrum?
Mary Lee the shark is the newest hot sensation on Twitter. What does a fish have to do to go viral on social media these days?
Morphine could be manufactured at home, using ingredients found in commercial brewing kits, researchers warn. Should gentically modified yeast be controlled?
Climate change could be driven, in part, by microbes in the ocean. How do these tiny creatures affect the atmosphere?
The X-37B spacecraft is ready to start its latest mission to space. What will be happening aboard the highly classified mission?
Sexual reproduction appears to be highly inefficient by producing males. So why do men exist at all?
Quasars are young, highly energetic galactic loners. What brought four of them together in one area of the Universe?
Could blindness be restored and brains repaired using hydrogels and stem cells? New research show that could happen in humans as it has in rats.
Listeria bacteria in Blue Bell Ice Cream is forcing the company to lay off and suspend thousands of workers. How serious is this health problem?
A giant squid washed up on the shores of New Zealand, presenting mysteries about the massive animals once the stuff of legends. Now, tantalizing new evidence suggests how it may have died.
The MexSat1 satellite, along with a Proton-M rocket, were destroyed during launch on May 16. What will this mean to the Russian space program, already reeling from a series of problems?
Fish are not all cold-blooded after all. The opah warms its blood just like birds and mammals - but why?
The most distinctive deaths in each state have been compiled into a new map, a geography of death lesson. What can this tell us about how people around the United States meet their ends?
The fluffiest galaxies in the universe have been discovered by astronomers. What makes them so cuddly soft?
An exodus of white dwarf stars has been recorded by astronomers for the first time ever. What can this discovery tell us about stellar evolution?
Cocaine use can now be detected from a single fingerprint. What could this mean for the future of drug testing in the United States?
Men and women appear to exert equal influence in making important decisions among modern hunter-gatherer societies. What could this tell us about ancient human development?
Endangered Species Day was marked today across the nation at aquariums, zoos and other facilities dedicated to wildlife. Is the Earth facing the greatest series of extinctions in more than 65 million years?
Bacteria and algae could be used to produce oxygen and other resources needed to keep humans alive on Mars. How would such a plan work?
Basal and squamous cell skin cancers may be reduced or prevented by the consumption of one form of vitamin B3. Should everyone start taking the supplements?
Fear may be felt by fruit flies that see the shadow of an object overhead. What could this tell us about emotions in other species?