What would happen to you if a black hole the size of a coin suddenly appeared in your pocket? Let's find out!

On the most fundamental level thinkable, what are things? Why are things? And why do things behave the way they do? Here is an introduction to particle physics, with all of the vocabulary you'll need.

Orcas are at the top of the food chain, but it is unprecedented that they would go after a great white shark. From the boat, whale watchers and experts alike are shocked by what they see.

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.

So if an orca attacking a shark is so rare, how do they usually behave? In this segment, we learn about how orcas around the world live and hunt.

Some orcas do prey on sharks, but how do they do it? Researchers also have to catch sharks occasionally, and there is a particular technique that they use.

The phenomenon of tonic immobility helps researchers study sharks, but does it also help orcas hunt and kill them?

Catch this interview with award-winning British singer/song-writer, James Morrison, as he arrives on the red carpet.

"Insomnia" is a song recorded by British dance group Faithless. Released as the band's second single, it became one of their most successful.

Documentary about the making of a Louis Vuitton ad campaign starring the Queen of Pop, Madonna. This video is courtesy of beQueen.

Promotional spot for television show, Glee. Mr. Schuester’s assignment to the Glee Club is the creation of a Madonna number.

Check out this final clip in the series with more of Bob Parsons’ practical tips about how to deal with cyberbullies.

How you use the web tells others quite a bit about YOU. Successful people know the pitfalls to avoid. It’s about time YOU did too. In this video blog Bob tells YOU the Top-10 Internet Do’s & Don’ts.

It’s hard getting any business off the ground. Bob steps you through 10 reasons why MOST entrepreneurs are NOT successful.

"Follow Me up to Carlow” is an Irish folk song, celebrating the famous victory of Irish “firebrand” Fiach McHugh O'Byrne and his countrymen, over a much larger force of English troops at the Battle of Glenmalure, which took place in 1580, high in the Wicklow Mountains. Carlow, from the title, was believed to have been an English fortress. Many of these lyrics will be hard to understand at first, even for a native English speaker. So try to follow along as best you can and enjoy the music!