News
- Earth
To form pink diamonds, build and destroy a supercontinent
The Argyle deposit in Australia formed about 1.3 billion years ago, a study shows, along a rift zone that sundered the supercontinent Nuna.
- Health & Medicine
A catalog of all human cells reveals a mathematical pattern
Smaller cells occur in larger numbers in the human body, and cells of different size classes contribute equally to our overall mass.
- Physics
A laser gyroscope measured tiny variations in the lengths of days on Earth
An underground gyroscope known as ‘G’ uses laser beams traveling in opposite directions to precisely measure Earth’s rotation.
- Animals
Some cannibal pirate spiders trick their cousins into ‘walking the plank’
A pirate spider in Costa Rica uses a never-before-seen hunting strategy that exploits the way other spiders build webs.
