Science Visualized
- Animals
How ticks get under your skin
A close look at a tick’s mouthparts reveals enviable burrowing tools.
- Planetary Science
A grander canyon on Mars
Hebes Chasma, a huge trough on Mars, reflects the Red Planet’s tumultuous and varied past.
- Math
Twin primes
Mathematicians have conjectured since Euclid’s time that there are infinite pairs of prime numbers.
By David Harris