I would staple a green card to the diploma of anyone that graduates with a degree in the physical sciences or engineering in the U.S.

People are looking to have more meaning in their lives. It is a sign the technology community is coming of age.

Well, there are more writers of blogs right now than there are readers, so that's clearly a vanity phenomenon.

It's actually not unlike Google at that stage of development. They had an up-and-running site. It wasn't losing very much money, it wasn't making very much money, but it was growing.

If we don't embrace a low carbon economy this decade, it won't just harm the planet, but also the U.S. economy.

Better biofuels are a really big deal. That means we can precisely engineer the molecules in the fuel chain and optimize them along the way. So, if all goes well, they're going to have designer bugs in warm vats that are eating and digesting sugars to excrete better biofuels. I guess that's better living through bugs.

There's never been a better time than now to start or accelerate a greentech venture.