Secrets of the sidewinder

Secrets of the sidewinder
The sidewinder rattlesnake winds sideways up hills that would defeat footed animals. A robot snake climbs a hill — returns some More »

Old and distant galaxy

Old and distant galaxy
A faint smudge — with the dark red insignia of super-old light — distinguishes the oldest galaxy ever seen. The old gal was active in More »

Boasting about the boson

Boasting about the boson

Award follows last year’s sighting of elusive boson at world’s largest atom smasher. At last, matter can have mass, and physics can More »

Pitching the biomechanics

elbow ligaments and tendon (illustration)
The fate of baseball teams valued at hundreds of millions of dollars and followed by millions of rabid fans can come down to the elbow More »

Dunewatching, Martian style

Dunewatching, Martian style

New pix from Mars show sand dunes on the move. Mars has been dry for 1.5 billion years; could massive erosion be due to wind? Yes, says More »

The importance of being Einstein

Black and white photo: closeup of Einstein's face with blackboard in background

Experiment finds Earth “dragging” spacetime, as Einstein predicted. Einstein knew his physics. Bending light, gravity lenses, shifting More »

Breaking the bubble!

Breaking the bubble!
High-speed movies of popping bubbles show a ring of “daughter” bubbles forming around the edge. A close look reveals a third generation More »

Pop goes the super supernova

Pop goes the super supernova
Titanic explosion shows one of the biggest bangs since the Biggest Bang, spreads useful elements through the universe. Finally More »

Electric eye learns from animal eye!

Lenses cannot project a perfect image on the flat back of a camera, so images are distorted at the edges. A revolutionary camera solves More »

The sounds of sax

New study shows that controlling throat shape helps pro players hit the high notes that elude amateurs. More »

Music and speech

Music and speech

Most music is built on the 12-tone “chromatic” scale. Does this reflect chance, or the basic structure of the human voice? New study More »