"At least 600 million people, or 1 in 10 worldwide, fall ill from contaminated food each year and 420,000 die, many of them young children, the World Health Organization (WHO) said on Thursday."

Reporters trying to get information from federal agencies find press offices stonewalling and running out the clock on their interview requests. "The public information model," one agency flak said, "is dead." The result: the public is uninformed, the government is unaccountable, and people's health is endangered.

"US regulators clear a viral melanoma therapy, paving the way for a promising field with a chequered past."

Donald Trump's statement, during the September 16, 2015, debate, that vaccinations cause autism contradicted science and endangered human lives, doctors say. Moreover, the idea (expressed by several candidates) that scheduling childhood vaccinations less frequently than pediatricians recommend also endangers the health of children.

"A rare, incurable brain disorder that resembles Parkinson's disease is caused by a misfolded brain protein called a prion, similar to the prions that cause mad cow disease, researchers reported on Monday."