(Reuters) - Scientists have worked for years to reduce methane emissions from cattle burps by changing what cattle eat, or through research on vaccines, genetic modification of cattle and even forehead-mounted masks and backpacks to trap vapors.

WINNIPEG, Manitoba (Reuters) - Looking to improve milk production, California farmer John Verwey turned to a Swiss-made feed additive designed to make a cow more efficient while reducing methane emissions from cattle burps.

LONDON, Sept 7 (Reuters) - The dollar extended overnight losses on Friday after data on Thursday pointed to a slowdown in the U.S. economic recovery, while riskier currencies gained, with the Aussie and Kiwi dollars up.

Brett Gardner, DJ LeMahieu, and Luke Voit homered in a span of three pitches in the fourth inning, and the New York Yankees became the seventh team in baseball history to homer five times in an inning during a 10-7 victory over the Toronto Blue Jays Thursday night.

TOKYO, Sept 18 (Reuters) - The dollar held tight ranges on Friday but was set for a weekly loss against major counterparts after downbeat data cast a shadow over the economic outlook, while positive comments from New Zealand's finance minister helped prop up the kiwi.

TOKYO (Reuters) - The dollar was steady in early Asia trading on Friday after falling overnight as downbeat U.S. data cast a shadow over the economic outlook, while the Japanese yen stabilised after rising against the greenback and the euro the previous day.

TOKYO, Sept 18 (Reuters) - The dollar was steady in early Asia trading on Friday after falling overnight as downbeat U.S. data cast a shadow over the economic outlook, while the Japanese yen stabilized after rising against the greenback and the euro the previous day.

TORONTO/OTTAWA (Reuters) - Canada's most populous province will clamp down on social gatherings to prevent "reckless careless people" from spreading the coronavirus at illegal parties, Ontario Premier Doug Ford said on Thursday.

MAMARONECK, N.Y. (Reuters) - World number three Justin Thomas fired his lowest opening score in a major and held a one-shot lead after the first round of the U.S. Open on Thursday, while Phil Mickelson and Tiger Woods were among a slew of big-name players well off the pace.