A week or so ago we covered a story about a series of illnesses apparently caused by a meteor impact. A follow up report by how stuff works sheds some light on what really happened.
It turns out that it was not some alien space flu that was released on impact, nor was it radiation. [...]

Yesterday, villages near the southern Andes witnessed a strange fireball near the outskirts of their town. Soon afterwards villagers reported a ’strange oder’, followed by headache and vomiting.

Seven policemen who went to check on the reports also became ill and had to be given oxygen before being hospitalized, Lopez said.
Rescue teams and experts were [...]