By Duncan Miriri and Joe Bavier THIKA, Kenya (Reuters) - Watching workers poke avocados from the treetops in an orchard owned by Kenyan agriculture firm Kakuzi, managing director Chris Flowers revels in the thought some might soon go to the…

(Reuters) - Warren Buffett's Berkshire Hathaway Inc said on Monday it has purchased another 794,389 shares of Occidental Petroleum Corp, giving the conglomerate a nearly 16.4% stake in the Houston, Texas-based oil company. The purchases were made in multiple transactions…

(Reuters) - U.S. health regulators on Tuesday classified the recall of some backup batteries of GE Healthcare's ventilators, which the company had initiated in mid-April, as the most serious type, saying that their use could lead to injuries or death.…

By Chen Aizhu SINGAPORE (Reuters) - PetroChina may sell out from natural gas projects in Australia and oil sands in Canada to stem losses and divert funds to more lucrative sites in the Middle East, Africa and central Asia, two…