The legendary heavy metal band Metallica performs the ballad "Nothing Else Matters" from their fifth studio album, which was released in 1991. Enjoy!

The Magnus effect is the commonly observed deviation of the spinning ball from a linear flight path. Watch this video to find out why this occurs and what implications it has.

Learn the most important things to keep in mind when working on your resume for job applications.

Jessica is planning a week-long vacation and wants to rent a cabin. Let’s see if the travel agent has an offer that meets her needs.

WWF: Long-distance swimming puts polar bears at risk of drowning due to fatigue or rough seas. Cubs are at even greater risk because their smaller body size and limited body fat leaves them more prone to hypothermia, and they don’t have the energy reserves of an adult bear.

Lauren, with the help of Matthew as a model, goes through both the singular and plural forms of body parts, along with how to use them in sentences.

Nathalie and Jim get up close and personal with tiger and lemon sharks, trying to get the best footage while taking care not to disturb or excite the dangerous animals.

Our friends at Numberphile provide a detailed look at how the game Connect Four is won or lost.

UNICEF Goodwill Ambassador Katy Perry delivers a special weather report on the devastating effects of climate change for the world’s children.

Why would a killer whale go after a great white shark? Enter Alisa Schulman-Janiger, a biologist who is very familiar with the different families of killer whales off the coast of California.

Justin Bieber headlined the 2015 Jingle Bell Ball in London, finishing his set with the song "Sorry."

Rosetta revisits the exciting scientific discoveries she has made during her time at Comet 67P/Churyumov-Gerasimenko, including the successful search to find Philae. Now it's time to start preparing to descend to the comet for the end of her extraordinary mission.

In this clip, an inept band of two seems well matched with their equally inept manager. Enjoy this hilarious skit by the New Zealand comedy duo Flight of the Conchords!

Today Lauren conducts another brief English lesson from London. In it she introduces the body's five senses and the parts of the body that are associated with each one. Enjoy!

This original rap music video celebrates the "Java Life".
Dedicated to the developer homies everywhere who code hard day and night.
Think Java programmers meet street Hip Hop.