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Nano-architects design materials that can work together at very tiny scales, like these interlocking gears made of carbon tubes and benzene molecules. NASA

Molecular architects: how scientists design new materials

One of the great technological challenges of this century is to design novel items and then make them – and have the results match the intent.
What does the progress of black students look like? Jason Reed/Reuters

Are all black students falling behind?

Statistics on black student graduation rates don’t reveal the complete picture: at highly selective colleges and universities, black student graduation rates range from 88 percent to 96 percent.
In a sense, aren’t they one and the same? 'Heads' via www.shutterstock.com

Why it’s impossible to actually be a vegetarian

When you think about it, it’s a bit strange to view food through a lens of “meat” and “not meat” – especially when plants consume animals, and vice versa.
White storks on road near Chernobyl, Ukraine. Many parts of the Chernobyl region have low radioactivity levels and serve as refuges for plants and animals. Tim Mousseau

At Chernobyl and Fukushima, radioactivity has seriously harmed wildlife

How do we measure long-term impacts of nuclear accidents? Studies at Chernobyl and Fukushima show that radiation has harmed animals, birds and insects and reduced biodiversity at both sites.
Your phone’s just sitting there, innocently…. Tabletop image via www.shutterstock.com.

Your devices’ latest feature? They can spy on your every move

Bad guys or law enforcement could hack into our networked gadgets to spy on everything we do – and it’s not clear how a laptop’s video camera or an Amazon Echo fits within wiretapping laws.
Flooding in Houston, April 18, 2016. Laurence Simon/Flickr

Has climate change really improved U.S. weather?

Extreme weather has an outsized impact on everyday life. Focusing on average weather patterns may make Americans dangerously complacent about how climate change is already affecting our lives.
Should college be free? Diploma with money image via www.shutterstock.com

College is worth it. Who should pay for it?

College education results in not just better earnings, but better health care and child development as well as political stability and lower criminal justice costs. Should states invest more?
Both Hamlet and ‘True Detective’‘s Rust Cohle make audiences wonder whether they’re deserving of sympathy or blame. Nick Lehr/The Conversation

In today’s most popular shows, Shakespeare’s iconic characters live on

The psychological complexity of Shakespeare’s characters has rendered them timeless. Today, we see The Bard’s influence in shows like ‘Breaking Bad’ and ‘True Detective.’