Multimedia

The winning entries in the 2025 Global Physics Photowalk contest showcase the beauty of toil and discovery.

Intuition breaks down once we’re dealing with the endless. To begin with: Some infinities are bigger than others.

How physically magnifying objects using a key ingredient in diapers has opened an unprecedented view of the microbial world.

Earth’s radiation can send some molecules spinning or vibrating, which is what makes them greenhouse gases. This infographic explains how relatively few heat-trapping molecules can have a planetary effect.

Maria Chudnovsky reflects on her journey in graph theory, her groundbreaking solution to the long-standing perfect graph problem, and the unexpected ways this abstract field intersects with everyday life.

From brain folds to insect architecture, L. Mahadevan explains how complex biological forms and behaviors emerge through the interplay of physical forces, environment and embodiment.

Promise and controversy continues to surround string theory as a potential unified theory of everything. In the latest episode of The Joy of Why, Cumrun Vafa discusses his progress in trying to find good, testable models hidden among the ‘swampland’ of impossible universes.

Black hole and Big Bang singularities break our best theory of gravity. A trilogy of theorems hints that physicists must go to the ends of space and time to find a fix.

One computer scientist’s “stunning” proof is the first progress in 50 years on one of the most famous questions in computer science.