February 19, 2019

What is the fastest animal based on body size?

Hummingbird is the fastest animal based on body size. A dive-bombing hummingbird is speedier (relatively speaking) than the space shuttle on reentry. Scientists have declared these […]
February 19, 2019

What is the fastest human?

Jamaican Olympic Athlete Usain Bolt is the fastest human. This aptly named sprinter has reached speeds above 23 miles an hour (37 kph). Bolt has the […]
February 19, 2019

Why are sloths so slow?

These tree-climbing natives of the South and Central American rain forests live their lives like they’re on permanent vacation, creeping so slowly that some sloths actually […]
February 19, 2019

Why did the chicken cross the road?

Because it couldn’t fly over it. No matter how hard they flap their wings, chickens can hope for little more than a short glide and a […]