Why did the atomic bomb dropped on Hiroshima leave shadows of people etched on sidewalks?
The nuclear bombs dropped on Hiroshima and Nagasaki at the end of WWII left shadows of people on the ground and buildings. Here's why.
The nuclear bombs dropped on Hiroshima and Nagasaki at the end of WWII left shadows of people on the ground and buildings. Here's why.
Viagra is best known for triggering erections, but several studies have suggested that the drug may lower the risk of Alzheimer's disease. What do we know so far?
Once more, sildenafil, the main active component of the "little blue pill," has been found to be associated with a reduced risk of developing Alzheimer's disease.
A new polarized light image of the supermassive black hole Sagittarius A* has given us our first clear look at the magnetic field of the cosmic juggernaut, which suggests that it may have superheated jets just like even larger black holes.
Scientists found a monster black hole that 'hiccups' every 8.5 days, and a smaller black hole that keeps punching through its accretion disk may be to blame.
Why did the bridge collapse, and what can we do to make other bridges more safe against such collapse?
Deal This 10-pack of MedOptics Solar Eclipse Glasses has been discounted to just $6.99 on Amazon.
A metal detectorist has unearthed a gold nugget that is currently up for auction and expected to sell for over $37,000.
In mice, a new type of immunotherapy appeared to partly turn back the clock of "immune aging."
The researchers compared Ötzi's ancient tattoos with modern tattoos made using different techniques on the skin of one of the authors.
A man developed symptoms of fever earlier this month and tested positive for highly pathogenic avian influenza.
Quantum computers will break encryption one day. But converting data into light particles and beaming them around using thousands of satellites might be one way around this problem.
Earlier this month, a sudden atmospheric warming event caused the Arctic's polar vortex to reverse its trajectory. The swirling ring of cold air is now spinning in the wrong direction, which has triggered a record-breaking "ozone spike" and could impact global weather patterns.
Scientists have created an n-channel transistor using diamond for the first time, potentially leading to faster components that can work in extreme conditions.
For millennia, solar eclipses like the upcoming one on April 8 have inspired awe, wonder and fear. Here are some of the most intriguing accounts of solar eclipses from ancient Greece to the Mayan empire.
A woman developed kidney damage three times in two years after repeatedly visiting a salon for a hair-straightening treatment.
A mutant gene that produces proteins in sweat may raise some people's risk of Lyme disease, while the standard version of the gene may protect against infection.
Here's how to safely, and effectively, take stunning photographs and videos of the solar eclipse with your smartphone on April 8.
The Supreme Court of the United States will soon issue a ruling about a widely used abortion pill. Here's what you should know.