The Loudest Monkeys Have the Smallest Balls
The loudest howler monkeys have the tiniest testicles, a study found.
How Do Horses Travel to Olympics?
Much like the athletes, the horses travel to the Olympics by plane.
How Much Did Congo’s Paintings Sell For?
Congo the chimp was a famous abstract painter in the 1950s who sold paintings to Picasso, Dalí and others for up to US$26,000.
Do Mammals Have the Same Number of Heartbeats?
Most mammals, from elephants to shrews, live for the same number of heartbeats, about 1.5 billion, before dying.
The FBI is Now Tracking Animal Abusers
FBI Now Tracks Animal Abuse Just Like Homicides, Arson and Assault. Because if you abuse animals, there's a chance you abuse people, too.
When a Crow Dies, Other Crows Investigate
When a crow dies, the other crows investigate if there's a threat where the death occurred, so they can avoid it in the future.
Humans Have No More Genes Than Worms
A new study suggests that the human genome could contain as few as 19,000 protein-coding genes, fewer than nematode worms.
How Big is Alaska?
Alaska is so big you could fit 75 New Jerseys in it.
What is the Largest Democracy in the World?
India is the world's largest democracy, with 1.38 billion people.
What is National Animal of Israel?
The Hoopoe is the national bird of Israel.
What is National Animal of India?
The Bengal Tiger is the national animal of India.
How Much Did the United States Buy Alaska in 1867 For?
The U.S. purchased Alaska from Russia for just US$7.2 million in 1867.
Africa is Way Bigger Than You Think
The African continent has a land area of 30.37 million sq km (11.7 million sq mi).
Abortion Statistics in the United States
1.2 million women have an abortion in the U.S. every year.
September 11 Attacks
Shock, sadness, fear, anger: The 9/11 attacks inflicted a devastating emotional toll on Americans.
An Ecological Rule for Animals Applies to Flowers
The 1833 discovery by a German zoologist that warm-blooded animals closer to the equator tend to be darker applies to plants, too.