Today’s round-up of need-to-know stories features a rare argument in favor of Google Glass, a lyrical take on the intelligence of worms and jellyfish, and a discovery that might help explain how galaxies work.

Today’s round-up of need-to-know stories from around the web includes Snapchat for smells, searingly creative people and a world-sized pollution blanket.

One of the things that baffles mere mortals about the 2008 financial crisis is that no one seems to have been held accountable for what went on. Economics professor and former bank regulator William Black has some sobering thoughts on why that is — and what we might do about it.

We scour the web so you don’t have to. Today’s must-read articles from around the web include the minerals that might replace diamonds, why the freelance economy isn’t working, and why the Euro-Twittersphere went wild for a bearded drag queen this weekend.

How World of Warcraft might just save humanity, how Europe isn’t dead, and how you can help a legendary designer read his own obituaries. It must be Friday; today’s must-read stories are all about death.

Scientist and artist Randall Munroe does something pretty special with his two sites, “What If?” and xkcd. Bringing together the absurd and the thoughtful, he treats serious subjects with levity — and teaches us all a thing or two along the way.

An optogenetic breakthrough, 3D printing hits the big leagues, and a monumental sugar sculpture in this roundup of today’s three need-to-know stories.