Male great bowerbirds, for instance, arrange pebbles from small to large along the floor of their bower (an area they build to impress females as part of a courtship ritual) to create a forced ...

Harvard astronomer Avi Loeb has argued at length that 3I/ATLAS — the third-ever interstellar object ever detected, currently ...

This project creates a dual-spin illusion that has people scratching their heads. Using precision turning and an ...

An all-new viral optical illusion on Reddit has left hundreds of people scratching their heads. At first glance, you will see ...

Are you ready to prove your champion instincts? This fascinating optical illusion puzzle hides one odd word among many. Only ...

HOUSTON — Viewing conditions in the Houston area should be perfect to catch a glimpse of the closest and brightest supermoon ...

A tricky new Reddit challenge has left users zooming in and squinting to spot two carefully hidden bullets among military gear.

For most of us, these illusions are harmless. But my new research, published in Perception, suggests people with visual snow ...

Here are some quick facts about supermoons and how you can possibly make the most of it when the full moon shines down over Indiana this week.

A stereogram optical illusion is a fascinating visual puzzle that hides a 3D image within a 2D pattern. At first glance, it ...

Patti Smith’s Just Kids was voted a best book of the 21st century. Her new memoir covers her whole life, charting deep love, ...

On Tuesday and Wednesday night, skywatchers will be able to see the moon near the closest it's been to earth all year.