Hot dogs head foods that can choke children
Square hot dogs could save lives – but would anybody buy them?
One HIV test, but two results
Elizabeth Pisani: The realities of HIV depend on geography. We can't treat our way out of this epidemic
Obama pushes healthcare reform plan to break deadlock
Barack Obama embarked on a final effort to push through his troubled healthcare plan through Congress
Healthcare and Bill Clinton’s heart
Richard Adams's blog: Q: Who would heartlessly exploit Bill Clinton's illness to score cheap political points? A: Opponents of US healthcare reform
From snowmageddon to snoverkill
Things go from bad to worse as the snow and woe piles up around the District of Columbia
Mixing a Super Bowl of manipulation
Melissa McEwan: An anti-abortion ad, to be shown to millions during American sports' prime time, hinges upon a deliberate distortion
Male prostitution comes to Nevada
Tracy Quan: A licensed brothel's decision to introduce male prostitutes for women is controversial – but it shouldn't be
Scientists give grubby children a clean bill of health
Research in California shows children who are too clean could find their skin's ability to heal impaired
Students taught how to grow marijuana in Detroit’s new cannabis college
Horticulturalists, doctors and lawyers among instructors after Michigan legalises drug as a medicine
False positive on breast cancer
Sarah Wildman: A panel's recommendation that American women need fewer mammograms would mean more deaths from breast cancer