Alyssa Carson

This 13-Year-Old Girl Aims to Be the First Human on Mars


When I was 13, I just wanted to be 14. Alyssa Carson, however, seems to be made of stuff that is sterner and more imaginative than most humans. She positively insists that she will be the first person on Mars. You might think this the quaint dreaming of an impressionable teen. But Carson told the […]

Hour of Code Wants 100 Million Kids to Learn How to Code


In an effort to attract more — and more diverse — programmers, the CEOs of two dozen big tech companies, including Microsoft , Google and, will launch a campaign Wednesday with non-profit to introduce computer science to 100 million students world-wide. The companies agreed to promote Hour of Code, a campaign that encourages […]

Blue LEDs

Inventors of Blue LEDs Awarded Nobel Prize for Physics


The 2014 Nobel Prize for Physics will be awarded to three inventors — two Japanese and one American — who helped create blue light emitting diode (LED) technology. Blue LED semiconductors paved the way for energy-efficient white LED lighting and enabled LED lighting to get cheaper, produce more high-quality light and break into the mainstream. […]