Researchers suggest that advanced alien civilizations may be communicating visibly ‘like fireflies’

Advanced alien civilizations could communicate via series of flashing lights, much like fireflies do, a new paper suggests. This could make finding extraterrestrial life much more difficult if we continue to rely on current observational techniques, researchers argue. However, while this thought experiment raises interesting questions about alien intelligence, it provides no evidence that these […]

This ‘marker’ may be more predictive of heart disease than cholesterol

Heart disease is the leading cause of death in the United States. Since researchers first established the link between diet, cholesterol, and heart disease in the 1950s, heart disease risk has been assessed in part based on a patient’s cholesterol levels, which can be routinely measured through blood tests in the doctor’s office. However, accumulating […]

Alfred’s Jewels: 1,100-year-old treasure of England’s first king, who declared, “Alfred ordered me to make it.”

simple facts Name: Alfred Jewel What is it: cloisonné jewelry wrapped in gold, with an inscription Birthplace: Somerset County, England Production period: 871-899 AD In 1693, a farmer plowing his fields in North Petherton, south-west England, discovered an interesting piece of medieval jewelry made of gold, enamel, and crystal. However, what distinguishes this piece from […]

50 interesting scientific facts about our incredible world

The world is a mysterious place, and Live Science has plenty of material for our popular Life’s Little Mysteries series, which airs every weekend. We’ve been writing mysteries since 2004, and we’ve never run out of weird stuff to cover. Each mystery contains many facts, such as which animals are evolving the fastest and why […]

Tyrannosaurus Quiz: How much do you really know about the king of dinosaurs?

The fearsome Tyrannosaurus rex is perhaps the most iconic dinosaur that ever existed. Since the first Tyrannosaurus fossil was discovered in Hell Creek, Montana, in 1902, this giant predator, with its fearsome teeth and strangely small arms, has fascinated people of all ages, starred in books and movies, including the movie Jurassic Park, and is […]