Features

How much gold have humans mined to date, and how much is left?

These large, flightless birds have powerful, muscular legs and tough, prehistoric-looking feet with claws that can deliver a powerful blow.

The color purple is, in a way, invented by our brains.

June 14, 2025: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

Making your own microscope slides can be fun and easy with these simple-to-follow tips — including dry and wet mounting, plus crafty alternatives.

Symptoms of Werner syndrome, which causes premature aging, can appear in a person's teens and progress quickly in their 20s and 30s.

A woman went to the emergency room after getting bits of a venomous spider in her eye.

Earth from space A recent satellite image captured a glowing river of lava flowing down the flank of Europe's largest active volcano as it spectacularly blew its top and unleashed a towering plume of ash, smoke and toxic gases into the skies over Sicily.

This gold-covered bronze object may depict a "divine" horse pulling the sun behind it.

What is the summer solstice, and when does it happen? The longest day of the year falls on either June 20 or 21 every year in the Northern Hemisphere. Here's everything you need to know about the science, and timing, of the summer solstice.