The easy stuff has already been pumped out; energy insiders now worry about reaching a point where oil production hits its maximum, after which supply goes into permanent decline.

Antiquity's most sophisticated technology tracked ancient Olympics along with celestial events.

A brewing controversy over a proposed sale to benefit a large mining project is pitting Iron Range DFLers and allied unions against other Democrats and the environmental community — a political lineup reminiscent of the Boundary Waters battle three decades ago.

By Casey Selix | Wednesday, Aug. 13, 2008

Minnesota's uninsured residents could fill a city close to the population of Minneapolis. Who lives in this big city? Get ready: We're going to knock down some stereotypes. (Part 2 of an occasional series on health-care policy.)

AIDS no longer comes with a death sentence — for those with access to today's anti-retroviral drugs. But in much of the world that access is limited or nonexistent, leading the international public-health community to concern itself with a new danger: the threat of complacency.

By Sharon Schmickle | Monday, Aug. 4, 2008

Like a planet bombarded by comets, plans for the Minnesota Planetarium and Space Discovery Center have been slammed repeatedly by political and budget forces, preventing the project from moving ahead. Crucial decisions will be made in the next few weeks on its future.

By Sharon Schmickle | Monday, July 28, 2008

California is the first state in the nation to outlaw trans fats in restaurants, though New York City and Philadelphia led the drive for banning the unhealthy fats beginning in 2006.

By Elizabeth Gorman | Thursday, July 24, 2008

Autism doesn't discriminate against race or class, but in Minneapolis the mysterious developmental disorder appears to be targeting one of the city's newest communities: Somali children.

By Sharon Schmickle | Tuesday, July 22, 2008

CAMBRIDGE, ENGLAND—Scientists here are trying to mix cow and human DNA, something they say they must do to advance stem cell studies. Debate over this step has reverberated across the Atlantic, and Sen. Norm Coleman, R-Minn., is advocating for a bill that would ban the research in the United States.

By Ron Way | Monday, July 21, 2008

Without increased government subsidies, many observers see little likelihood of new building, even if Minnesota's ban is removed.