Science

Clampdown on concussions
This week the National Football League imposed huge fines and threatened suspension for players who make dangerous helmet to helmet hits. Midmorning explores their concerns about concussion particularly among young athletes who take longer to heal and may aspire to play in the NFL.
Founders of Twitter tell their story at Aspen Ideas Festival
Twitter has become an online sensation, with some 160 million registered users and almost 100 million "tweets" posted every day. Two of the co-founders of Twitter explain how this company, and this phenomenon, came to be -- and where it is headed. Evan Williams and Biz Stone spoke at the 2010 Aspen Ideas Festival.
Minnesota has been awarded a $1.6 million federal grant to study mercury emissions from its taconite plants.
The Wall Street Journal is reporting that 10 popular Facebook applications have been transmitting users' personal identifying information to dozens of advertising and Internet tracking companies.
Sandstone: Wildcat Sanctuary
Lions and tigers and bears... well actually, no bears.
Trust is an essential element in human society, enabling us to form relationships and engage in activities with people who are unfamiliar. A researcher has found that a key ingredient in being able to trust others is the hormone oxytocin.
The phone wars heat up
Rumor has it that Verizon will provide iPhones this January, whereas now an iPhone user can only use the AT&T network. Some experts argue that it's too little too late to compete with Google's highly successful Android phone.
iPads to be studied as learning tool for group of U of M freshmen
About 450 members of the freshman class at the University of Minnesota's College of Education and Human Development are getting free iPads by the end of the month.
Google lines up Internet TV programming partners
Google Inc.'s effort to wed Web surfing with television viewing is gathering more support from major media outlets that distribute some of the content that will help sell the concept.