A compound lens forged by two galaxies is helping astronomers get a bead on the Hubble Constant and dark energy.

In a recent study, researchers have developed a compound metalens that enables distortion-free imaging. The study, published ...

Two massive galaxies are bending light from the same distant quasar, creating a so-called Einstein zigzag lens that could ...

Researchers in Israel suggest the roughly donut-shaped artifacts could be spindle whorls, representing one of the oldest ...

A new visual puzzle challenges readers to find a hidden chick among a flock of sheep. The illusion plays on the brain's ...

"universal" Black Honey version — it lasts FOREVER and also functions as the perfect blush — but it sells out so often that I ...

12.62 x 10.25 in. (32.1 x 26 cm.) ...