It's thrilling.

Riding a horse is really thrilling.

Pranav Mistry The thrilling potential of SixthSense technology

And there's this loud, thrilling music in the background, this wild music.

What we need to do is reconnect with who we really are, and that's thrilling indeed.

I have typed these words in advance, as I didn't think it would be thrilling to sit here watching me typing.

And there's few things more thrilling than playing a song for the first time in front of an audience, especially when it's half finished.

By piecing together a complex ecological puzzle, biologist Willie Smits has found a way to re grow clearcut rainforest in Borneo, saving local orangutans and creating a thrilling blueprint for restoring fragile ecosystems.

Some of the world's most baffling social problems, says Peter Eigen, can be traced to systematic, pervasive government corruption, hand in glove with global companies. At TEDxBerlin, Eigen describes the thrilling counter attack led by his organization Transparency International.

From rockets to stock markets, many of humanity's most thrilling creations are powered by math. So why do kids lose interest in it? Conrad Wolfram says the part of math we teach calculation by hand isn't just tedious, it's mostly irrelevant to real mathematics and the real world. He presents his radical idea teaching kids math through computer programming.

We could recite by heart the last words of his 1964 Rivonia Trial speech, one of the most thrilling affirmations of the human spirit ever uttered a free society is an ideal which I hope to live for and to achieve. But if needs be, it is an ideal for which I am prepared to die.

When Sue Austin got a power chair 16 years ago, she felt a tremendous sense of freedom yet others looked at her as though she had lost something. In her art, she aims to convey the spirit of wonder she feels wheeling through the world. Includes thrilling footage of an underwater wheelchair that lets her explore ocean beds, drifting through schools of fish, floating free in 360 degrees.

Whether the Mubarak regime is running scared because of the mounting challenges from within and without to hold a free and fair election, or is simply incapable of ridding the party of cheating as a way of life, the present signs do not bode well for next Wednesday s polls. Meanwhile, Egyptians for the first time are experiencing the thrilling taste of defying tyranny, and enjoying some newly found space for freedom.