Science is global. Einstein's equation, E=mc2, has to reach everywhere. Science is a beautiful gift to humanity, we should not distort it. Science does not differentiate between multiple races.

Measuring nuclear yield depends on multiple parameters - the location and number of instruments, the geology of the area, the location of the seismic station in relation to the test site.

I wanted to build a tool for my generation: people 20 to 40 who don't want to spend time balancing a checkbook or checking multiple financial institutions' websites. Mint does just that, giving comprehensive, quick insights into a user's finances from their computer, mobile phone and/or tablet.

One of my top tips for aspiring entrepreneurs: Tell everyone you know about your idea. This runs contrary to the instinct that most people have, because they're afraid someone is going to 'steal my ideal.' Ideas alone are worth very little; it's in the execution and market feedback that companies are made.

With a tree, all the growth takes place at the growing tips. Humanity is exactly the same. All the growth takes place in the growing tip: among that one percent of the population. It's made up of pioneers, the beginners. That's where the action is.

Global poverty is a complex web of interlinked problems. There is no one 'silver bullet' that will solve global inequality. Multiple contributing factors must be tackled in parallel. Yes, education alone is unlikely to lead to employment without economic reform to address the demand side in much of the developing world.

Information's right at our fingertips, but so is what you want to believe. It's the classic thing of someone Googling 'autism vaccines' - they'll find what they're looking for, depending on what they think. You'll find lots of people who are just bolstering what they already think, bolstering their cultural attitude.

I had a financial page to write in the Mail on Sunday where I'd give tips on shares. I worked there for two and a half years. Nothing compares to the burst of energy felt on a newsroom floor when a big story breaks.