Quantcast
Home » Archives » Science (Page 427)

Some depressed people do worse on drugs: study

(Reuters) – Up to a fifth of patients being treated for depression with some medications may do worse than those given a placebo, according to a U.S. study. The findings, published in Archives of General Psychiatry, highlight the importance of quickly identifying how patients respond to certain drugs, said lead…

Memory issues after cancer may not be due to chemo

NEW YORK (Reuters Health) – Women treated for breast cancer with radiation with or without chemotherapy had more thinking and memory problems a few years after their treatment ended than women who’d never had cancer, in a new study. Research has suggested some women experience mental haziness, dubbed “chemo brain,”…

Scientists identify a new species every two days in Mekong region

Scientists identify a new species every two days in the Greater Mekong region, the WWF said Monday, in a report detailing 2010′s more unusual finds such as a leaf warbler and a self-cloning lizard. But the conservation group warned some species could disappear before they are ever recorded because of…

Durban climate deal slammed as timid, ineffective

By Nina Chestney and Jon Herskovitz DURBAN (Reuters) – Countries from around the globe agreed on Sunday to forge a new deal forcing all the biggest polluters for the first time to limit greenhouse gas emissions, but critics said the plan was too timid to slow global warming. A package…

Stem cells used to produce blood platelets

SAN DIEGO (Reuters) – Scientists have for the first time created blood platelet cells by reprogramming stem cells derived from adult cells, offering the potential for a renewable supply of the fragile blood component. Researchers at the Center for iPS Cell Research and Application at Kyoto University in Japan presented…

Provocative U.S. nuclear chief faces political test

WASHINGTON (Reuters) – The embattled chief of the U.S. nuclear safety regulator found some powerful political support on Saturday ahead of Capitol Hill hearings next week that will scrutinize his bid to enact sweeping safety reforms. Gregory Jaczko, chairman of the U.S. Nuclear Regulatory Commission, is locked in a bitter…

U.N. talks approve roadmap for 2015 global climate pact

UN climate talks on Sunday approved a roadmap for a 2015 pact that for the first time will bring all major carbon emitters into a single legal accord. The deal was reached after nearly 14 days of bruising talks under the UN Framework Convention on Climate Change. Under it, 194…

Strong earthquake rattles Mexico

MEXICO CITY (Reuters) – A powerful 6.7 magnitude earthquake hit Guerrero state in southwest Mexico, rattling buildings as far away as the capital Mexico City. Reuters reporters in Mexico City said the earthquake seemed to go on for an unusually long period. There were no immediate reports of damage but…

Draft climate accord emerges, but problems remain

DURBAN (Reuters) – The chairwoman of U.N. climate talks urged delegates to approve a compromise package of accords on fighting global warming, telling delegates they should set aside national interests in order to save the planet. South African Foreign Minister Maite Nkoana-Mashabane said the four separate texts were not perfect…

African ancestors used insect-repellent beds: study

Prehistoric people who lived in what today is South Africa discovered certain plants’ medicinal properties and made bedding and mats from insect-repelling leaves, researchers said Friday. An international team, led by Witwatersrand University in Johannesburg, discovered several fossilised beds in a well-known rock shelter on a cliff in Sibudu in…

Google+