Even the most elite endurance athletes can’t outrun biology. A new study finds that humans hit a metabolic ceiling at about 2.5 times their resting energy burn. When ultra-runners take on races that ...

Natural selection uses duplicated genes as raw material for functional innovation, co-opting their existing features to new functions. Understanding genetic innovation requires two questions to be ...

If the entire graph is below the x-axis, all values are negative, and any peak (relative maximum) will also be negative. If ...

Finding the oldest Maya site ever documented was only the beginning of archaeologist Takeshi Inomata’s discoveries. After ...

How do we know the speed of light – and why does it have a speed limit at all? Leah Crane explores the history of one of the ...

Archaeologists have uncovered evidence of a ritual-based site that may have been built long before the rise of Maya rulers ...

Astronomers observed the fading light of supernova SN 2025kg, which followed the fast X-ray transient (FXT) named EP 250108a.

For 150 years, Broca's area has defined speech production. Now scientists have discovered a second parallel system that controls the melody and rhythm of how we speak and sing.

Scientists captured a rare blue aurora 124 miles above Earth, showing new insights into upper-atmosphere chemistry and dawn ...

The tallest man to ever live was Robert Wadlow, who reached a staggering 2.72m. That's equal to a very large male ostrich or Shaquille O'Neal with two bowling pins balanced on his head.

In 2011, schoolteacher Ellen Greenberg was found dead on the kitchen floor of her Philadelphia apartment with some 20 knife wounds and numerous bruises. A city medical examiner ruled her death a ...

Caroline Banton has 6+ years of experience as a writer of business and finance articles. She also writes biographies for Story Terrace. Vikki Velasquez is a researcher and writer who has managed, ...