How much do you know about our environment? In honor of Earth Day on April 22, click below to take our quiz to find out.EARTH DAY QUIZ
VIDEO: Top 5 selling American Idol songs
Here are the songs from American Idol that have sold the most copies
VIDEO: Homemade Colorful Easter Peeps
Sarah Carey is joined by her friend and colleague Jen Aaronson from The Test Kitchen, watch them make adorably delicious Marshmallow Critters for Easter in this how to video.
VIDEO: "Spotlight" named Best Picture at Academy Awards
Church sex abuse drama "Spotlight" takes "Best Picture" Oscar, "Revenant" director Inarritu wins second year in a row.
VIDEO: Super Bowl ads - by the numbers
VIDEO: Watch The Best Super Bowl Commercials of All Time
Take a look at these commercials:
VIDEO: The 13 Best Snacks for Weight Loss
Four nutritionists share the small bites that pull their own weight in the dieting department, so what you're eating is actually doing something.
'The Revenant,' 'Mad Max' Dominate Oscar Nominations...
VIDEO: Bowie, DiCaprio, Golden Globes
David Bowie dies aged 69; Leonardo DiCaprio, 'The Revenant and 'The Martian' big winners at Golden Globes; Jon Hamm and Lady Gaga also honored at awards
VIDEO: Sugar is out, good fat is in according to the new dietary guidelines
Just in time for those get healthy new years resolutions, the US government has released is latest dietary guidelines.