Science

State strategy places substance abuse emphasis where it belongs
We can save ourselves a lot of emotional and financial pain if we focus on prevention and recovery.
Would a U.S. draft of tech companies help us win a cyberwar?
How can the U.S. best protect its communications systems, power grids and manufacturing sector in the event of a serious cyber attack by the likes of China, Russia or North Korea?
BBC: The age we made, part three
The human impact on the Earth is now creating a new geological time period called Anthropocene, geologists say. The changes happening to the Earth will be visible in rocks for future geologists.
Saving 'The Spine of the Continent'
In her new book, Mary Ellen Hannibal looks at what she calls the "most ambitious wildlife conservation project ever undertaken" to protect a network of conservation lands from northern Alaska into northern Mexico.
6 facts about crime and the adolescent brain
Laurence Steinberg, professor of psychology at Temple University, has spent his career studying adolescent brain development and his findings have led him to believe that our society needs to rethink the way we discipline teenagers.
Sorry to see 100-watt bulbs disappear from stores because they were energy hogs? You can now get LED bulbs that roughly match the 100-watters for size and brightness, but use far less energy.
Duluth polar bear making progress after surgery
A polar bear whose Duluth zoo exhibit was flooded this summer is making a strong recovery after surgery last month in St. Paul.
He called it, and now Silver's a pop-culture star
The other night, Nate Silver got a little taste of what things are going to be like for him, post-Election 2012.
BBC: The age we made, part two
The human impact on the Earth is now creating a new geological time period called Anthropocene, geologists say. The changes happening to the Earth will be visible in rocks for future geologists.
It's time to stop playing recount roulette
Power outages and a lack of paper ballots are a recipe for catastrophe.