Last year a scientist said he'd found a new form of botulinum toxin, and was keeping details secret to keep the recipe from terrorists. But other science and public health labs were shut out, too.
The video-streaming announced plans to raise its monthly rates for new customers by $1 or $2 a month. It also said it had gained 2.25 million new customers.
A rash of infections in Saudi Arabia could be a warning signal that the deadly virus has reached a tipping point and is ready to spread out of the Middle East, scientists worry.