ALL STORIES

From the mysterious human-made structures at Bolivia’s Tiwanaku Archaeological Site to the prehistoric megaliths at Carnac in France, these rock formations inspire awe and curiosity.

The CIA's encrypted art sculpture has puzzled cryptographers for decades. The man with the answers is finally ready to clue them in.

Early birds are starting to sing even earlier because of artificial light pollution—but it’s not clear if they’re actually losing sleep.

Whales and dolphins aren’t just neighbors. They’re also occasional playmates, according to new findings from Griffith University researchers.

Body comp scales claim to measure how much fat and muscle you have, but they may not give an accurate picture of health. Here’s why.

The public once made the rock anthem a chart-topping hit. Then we all seemed to change our mind.

The idea that older people need less sleep is just one common misconception.

Consumers are being warned their frozen shrimp may have something in common with the Chernobyl disaster: a radioisotope.

Two factors explain why Seattle, Portland, and surrounding areas get all that precipitation.

From a Yosemite icon to a Grand Canyon hidden gem, there are epic waterfall hikes to be found across the country.

A major survey is spelling out trouble for the country's literacy rates.

See the U.S. metro areas where inflation is making life expensive, based on fresh Consumer Price Index data.