Features

Deep inside Earth lies a hidden world of "intraterrestrials" that have been dormant for hundreds of thousands of years — what are they waiting to "wake up" for?

Gregor Mendel described his experiments with pea plants and proved that genes are transmitted in discrete units, with certain fundamental laws of inheritance.

There may be something more than just a bad habit behind this behavior.

Using methods such as brain scans and symptom tracking, scientists are beginning to study whether a complex psychedelic brew known as ayahuasca can help rewire the brain's response to trauma.

New research shows MDMA and psilocybin may restore neural flexibility in people with PTSD, thereby helping the brain unlearn fear and relearn safety.

Due to a weird quirk of geology, New Mexico's Bandera Volcano Ice Cave never warms above 31 degrees Fahrenheit, even when temperatures outside exceed 100 F in summer.

A surprising autopsy marked the first time a bony, supportive structure was documented in an adult human heart, medical examiners reported.

Earth from space The first false-color image from ESA's newly operational Biomass satellite shows off a unique perspective of the rainforests, grasslands and wetlands surrounding a winding river in Bolivia.

The helmet has been a powerful symbol of Roman Britain since it was discovered over 200 years ago.

The oldest physical boat is a canoe from roughly 10,000 years ago, but evidence suggests humans have been using watercraft for at least 50,000 years.