Simply put, pi is a mathematical constant that expresses the ratio of a circle's circumference to its diameter. It figures ...

Lunar eclipses happen when the moon, Earth and sun align just so. The best views will be from North and South America.

Looking for the best things to do in New York City this weekend? Here are some family-friendly events and activities to add ...

Remember sitting in a darkened theater as a kid, clutching your oversized soda as alien spaceships hovered above major cities ...

This hand-picked list is full of spooky stories that really put the "boo" in books. And for more haunted tales, try our lists of Horror Books for Kids and Teens or Fantasy Books.

At this year’s London Book Fair, U.S. agents will feature works by Chimamanda Ngozi Adichie, Jinwoo Chong, Laila Lalami, ...

Read on for the best books of poetry, ranging from classic poets to modern award winners. Join the free Reader’s Digest Book Club for great reads, monthly discussions, author Q&As and a ...

While you can pay for subscriptions and licenses, the best free PDF editor offers all the core tools you need to create and manage documents without paying anything. My team and I have extensively ...

A six-hour drive from Sydney, tiny Coonabarabran – which has less than 4000 residents – has been dubbed the “capital of Australian astronomy ... it’s one of the best spots in the ...

iSeeCars has identified the best cars for teen drivers and listed ... Studies show an increased accident rate when a large number of teens are riding in a vehicle. These larger vehicles also ...