Cuba is home to the smallest bird in the world: the bee hummingbird, which weighs a mere 1/15 of an ounce.
The post Absurd Creature of the Week: The World’s Tiniest Bird Weighs Less Than a Dime appeared first on WIRED.
In this classic physics problem, students often make an incorrect assumption about the tension. Here's how to actually solve this.
The post How to Solve a Physics Problem Undergrads Usually Get Wrong appeared first on WIRED.