An electric school bus

Why Aren’t Yellow School Buses Green?

There is a new push for electric school buses, which would pollute less. But the electric-powered vehicle is actually a very old technology.
A green meadow

The Conservatism of Conservation

Ecological conservation was originally focused on keeping things the way they were, and in that spirit, was closely connected with political conservatism.
A Mission STS-116 spacewalk

Is Space Too Crowded for NASA?

NASA's retirement of the space shuttle, along with the increase of commercial space firms, have ushered in a second space age. Is NASA still relevant?
A woman sitting alone on a bed

A Brief History of Masturbation

In the U.S. and Europe, there's still discomfort around the topic of masturbation. But we’ve come a long way from tying it to mortal sin and insanity.
The google G drinking champagne with balloons

Google Is Old Enough to Drink

Since its first birthday, in 1999, the celebrated technology company has defined how we allocate our attention.
A banana on a pink surface

The Beloved, Bedeviled Banana

The Cavendish banana is currently threatened by a fungal disease. A similar disease all but wiped out its predecessor, the Gros Michel banana.
Source: John D. & Catherine T. MacArthur Foundation

Richard Prum: How Does Beauty Evolve?

Prum speaks on Darwin’s idea of sexual selection, the importance of arbitrary traits, and why he could never choose a favorite species of bird.
A schematic of manganese nodules mining on the deep sea floor.

The Potential Pros and Cons of Seabed Mining

Concentrations of iron manganese nuggets and other metals in the deep seabed have stirred up interest in mining. But at what cost?
Robotic Arm Holding Blue Felt Tip Pen

Can Artificial Intelligence Be Creative?

Machines can write compelling ad copy and solve complex "real life" problems. Should the creative class be worried?
A road beside some mountains and a lake

Why Plastic Roads Lead to a Cleaner Ocean

To prevent several millions tons of plastic from flushing into the ocean every year, engineers are paving roads with it.