Why do we go 'weak in the knees'?
The saying "weak in the knees" may be figurative for many, but can it really happen to people?
LATEST ARTICLES
Space
archaeology
Roman emperor quiz: Test your knowledge on the rulers of the ancient empire
The Roman emperors were once the most famous people in the world, ruling over an empire that stretched between what are now Spain and the Middle East. But just how much do you know about these characters? Take our quiz to find out.
2,800-year-old structure unearthed in Israel was likely used for cultic practices and sacrifice, archaeologists say
Archaeologists have unearthed a unique stone structure in East Jerusalem, providing evidence of cultic activity and possibly animal sacrifice in the Kingdom of Judah during the First Temple period.
Animals
'Sexy' pterosaur tail should have been nightmare for flying. How did it work?
The first pterosaurs had a sail-like tensioning system for flying with potentially cumbersome tail vanes, which they could have used for displays, a new study finds.
Human Behavior
Parents really do have favorites, study suggests
Parents are more likely to favor daughters and more-agreeable children, new research suggests, although the findings may only apply to people from certain demographics.
Physics & Mathematics
'Spooky' quantum entanglement discovered inside individual protons for 1st time ever
Physicists have long-suspected that the building blocks of protons experienced quantum entanglement. Now, researchers have the first direct evidence — after using a trick to infer subatomic particles' entropy.
Something invisible and 'fuzzy' may lurk at the Milky Way's center, new research suggests
The cores of galaxies may not be made of what we thought, new research suggests — they could hold one giant, invisible star made of mysterious "fuzzy" matter.
'The Majoron' — a bizarre particle that's its own opposite — could explain the biggest mysteries of the universe, scientists claim
There's a significant imbalance between matter and antimatter in our universe, but a strange particle called "the Majoron" could finally explain it, an audacious new study suggests.
Chemistry
Scientists discover revolutionary method that makes fuel from water and sunlight — but it's not finished yet
Scientists in Japan have demonstrated a new method to create hydrogen fuel without emitting greenhouse gases. But key steps to improve its efficiency remain for it to be commercially viable.
Tech
Solar-powered EV can drive 40 miles daily using only the power of the sun
The Aptera Launch Edition EV offers 400 miles of range on a single charge using an electrical output in addition to 40 miles per day powered by only the sun.
Schrödinger's Cat breakthrough could usher in the 'Holy Grail' of quantum computing, making them error-proof
Errors in quantum computers are an obstacle for their widespread use. But a team of scientists say that, by using an antimony atom and the Schrödinger's Cat thought experiment, they could have found a way to stop them.
