Science News

EPA Escalates Debate Over Gas Fracturing on Water Quality Concern

Federal regulators asked companies including Halliburton Co. to disclose chemicals used to dislodge underground natural gas after residents in two states where the practice is widespread were warned not to drink well water.
United Nations Risks `Huge Mistake' in Carbon-Trading Investigation

A United Nations investigation into alleged improper claims for hydrofluorocarbon-pollution credits threatens to choke off investment in projects to curb emissions, according to Bill Clinton ’s former adviser on global warming.
Roche's Experimental Medicine Shows Promise in Resistant Tumors

An experimental medicine being developed by Roche Holding AG ’s Genentech unit may help a common chemotherapy drug kill cancer cells that are otherwise resistant to treatment, a study found.
Cheaper HIV Treatment From Boehringer Beats Abbott's in Infants

Boehringer Ingelheim GmbH ’s HIV drug Viramune helped infected infants more than Abbott Laboratories ’ more expensive pill Kaletra in a study, suggesting that the cheaper pill should be used in poorer countries to cut costs.