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Hold it right there. Michael Dalder/Reuters

What makes a ‘smart gun’ smart?

President Obama’s call for better electronic gun-safety systems put a spotlight on the technologies currently in the R&D pipeline that aim to make sure only authorized users can fire a gun.
The Bureau of Land Management (BLM) was often referred to as the Bureau of Livestock and Mining in the 19th century. U.S. Bureau of Land Management

The twisted roots of U.S. land policy in the West

What explains the anger behind the Malheur occupation in Oregon, and why does the BLM own so much land in the West?
Solar downtown: state-level policies led to a surge in solar adoption and energy efficiency measures in the late 2000s. Massachusetts Office of Energy and Environmental Affairs

The Paris Agreement: the first local global environmental pact

States and regions are taking the lead on climate change action and, so far, are seeing economic and environmental benefits.
It takes more than protest: demonstrators at a 2012 climate change conference in Doha, Qatar. Omar Chatriwala/flickr

Playing ‘serious games,’ adults learn to solve thorny real-world problems

How can diverse societies agree on strategies for tackling complex problems? Lawrence Susskind and Ella Kim of MIT explain how role-playing games can help people learn to collaborate.
US Secretary of Defense Ash Carter leaves Israel with business undone. July 21, 2015. Carolyn Kaster/REUTERS

It’s too late for a two-state solution in Israel-Palestine

Demographic changes have made the idea of a two-state solution obsolete. The Israeli population is becoming more religious and more conservative. That makes the army more difficult to command.
The Malheur National Wildlife Refuge is part of a complicated history of land in the western US. US Fish and Wildlife Service

Malheur occupation in Oregon: whose land is it really?

Like much federal land in the US West, the Malheur National Wildlife Refuge has a long history tied to Native Americans’ plight and conflicts between settlers and the federal government.
Stop printing all over my patent. Enrique Dans/flickr

How 3D printing threatens our patent system

Copyright law had to figure out how to deal with digital media. Now 3D printers – and their capacity for infringement – are poised to challenge the patent system in a similar way.
Han van Meegeren’s Vermeer forgery, Christ and the Adulteress. Amazon

The secret to all great art forgeries

The best forgers don’t simply create convincing fakes; they go after the preconceived beliefs of the very people who judge a painting’s value and authenticity.
Safeway pharmacist Ronak Amin is shown at his work station at the store in Wheaton, Maryland, February 13 2015. Gary Cameron/Reuters

Can pharmacists help fill the growing primary care gap?

Pharmacists are trained to do far more than dispensing medicine, but outdated policies keep them from taking on a greater role in patient care.