A devastating Oklahoma tornado left a trail of destruction Monday. How and why did the state's vast oil and gas infrastructure emerge seemingly unscathed from the Oklahoma tornado?
People missing after 16 tornadoes tore through north Texas on Wednesday have all been found alive, authorities report. As officials and residents assess the damage, they are keeping a wary eye on the weekend forecast.
Filings with the Securities and Exchange Commission revealed recent investment decisions made by Berkshire Hathaway, the investment group led by Warren Buffett. In addition to buying and selling stocks in its $85 billion U.S. stock portfolio, the company owns 80 other companies, some of which account for more than half its income.
Common Core standards are aimed at building students' critical thinking skills, and 46 states have adopted them. But critics say the methods are unproven and the education reform is moving too fast.