North America BSE ban
Canada has banned brain and other potentially BSE-infected cattle tissues from all animal feed and fertiliser. A US ban will follow. 杏吧原创s have long recommended the move, which was needed to stop BSE spreading in Europe.
Autism hearing opens
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Doctors who claimed to have found a link between autism and the MMR vaccine are appearing this week before a panel of the UK鈥檚 General Medical Council. The panel has until 19 October to decide whether Andrew Wakefield, John Walker-Smith and Simon Murch should be struck off the GMC register for alleged irregularities in the studies which led to the claims.
To spy or not to spy
US government officials argued during the 1960s and 1970s about whether to come clean about the country鈥檚 spy satellite programme. Declassified documents posted by the National Security Archive on 13 July reveal that some felt greater openness would help legitimise space reconnaissance and encourage the use of satellite imagery for national security and civilian purposes.
China cries fowl
US exports of chicken feet, pigs鈥� ears and pork ribs are the latest casualties in a trade war between the US and China. Chinese authorities suspended imports on 13 July, claiming products were tainted with salmonella or with ractopamine, a feed additive banned in China 鈥� claims the companies are investigating. The row began in March when US pets fell ill after eating contaminated food from China.
Dust storm clouds rovers
Spirit and Opportunity are under a bit of a cloud. The two Mars rovers have been swamped by a storm since late June, with dust reducing the amount of light falling on their solar arrays. NASA officials hope to drive Opportunity into a deep crater called Victoria as soon as the storm breaks.