News
- Physics
Rainbows of sound are a reality thanks to a new device
A plastic structure separates white noise into pitches, like a rainbow splits light into colors, offering a novel way to manipulate sound.
- Computing
There’s no cheating this random number generator
From jury duty to tax audits, randomness plays a big role. Scientists used quantum physics to build a system that ensures those number draws can’t be gamed.
- Archaeology
A 43,000-year-old Neandertal fingerprint has been found in Spain
An ochre dot in Spain may hold one of the oldest, most complete Neandertal fingerprints, hinting at symbolic behavior in our ancient relatives.
