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Komen uses misleading stats to oversell mammograms: experts

Medical experts on Friday accused a major US breast cancer foundation known for its high-profile “pink ribbon” campaign of overselling pre-emptive mammography and understating the risks. The Susan G. Komen for the Cure foundation uses misleading statistics in its pro-screening campaigns, two doctors from The Dartmouth Institute for Health Policy…

‘Cool geology’ ahead in NASA Mars mission

WASHINGTON — NASA said Thursday all was well ahead of its landmark mission to Mars, with its most advanced robotic rover poised to hunt for clues about past life and water on Earth’s nearest planetary neighbor. On a mission to seek out signs of environments that once sustained life, the…

India plans unmanned spacecraft to Mars in 2013

India plans 2013 mission to Mars (+video) (via The Christian Science Monitor) India plans to send an unmanned orbiter to Mars in November 2013 to study the climate and the geology of the Red Planet. According to AFP, India’s Prime Minister, Manmohan Singh, has given his authorization and the final…

Drilling discovers ancient Antarctic rainforest

Drilling of the seabed off Antarctica has revealed that rainforest grew on the frozen continent 52 million years ago, scientists said Thursday, warning it could be ice-free again within decades. The study of sediment cores drilled from the ocean floor off Antarctica’s east coast revealed fossil pollens that had come…

High chance of major Oregon quake: study

WASHINGTON — The western US state of Oregon has a 40 percent chance in the next half-century of suffering a massive earthquake on the scale of Japan’s 2011 disaster, a study said Wednesday. The Pacific Northwest — from the Oregon-California border to Vancouver Island in Canada — has endured 19…

Study: Child abuse causes depression and substance abuse

Children who suffer or witness physical abuse undergo changes to their brain structure that may predispose them to depression and substance abuse later in life, a study said Wednesday. The finding holds promise for early detection and pre-emptive counselling already in adolescence — a crucial phase of physical and emotional…

Researchers find cancer stem cells that cause tumor regrowth

Researchers presented evidence Wednesday for the existence of cancer stem cells, with three different studies seeking to end a decades-old scientific dispute about how tumours grow. The discovery should lead to new drugs targeting stem cells that cause tumours to reappear after cancer therapy, the teams argued in three scientific…

Climate change may force French ski resort to shut down

A modest ski area in the French Alps is ready to unbolt its chairlifts and rope off slopes as the local mayor concludes that climate change means the trails ahead will be rocky. Henri-Victor Tournier, the mayor of Biot, wants to clear cable towers from the 1,230-metre-high (4,000-foot) resort of Drouzin-le-Mont before the next elections in 2014 and convert the…

Researchers use role-playing fantasy video game to treat teen depression

Long viewed as a contributing factor in teenage isolation, computer games are now being used to treat adolescent depression in an innovative New Zealand programme. Rather than simply encouraging players to engage in mindless destruction, the SPARX video game attempts to teach teenagers how to deal with depression using a…

Study: Dolphins form cliques around mutual interests

Bottlenose dolphins that have learnt to use sea sponges as hunting tools form cliques with others that do the same — the first evidence of animal grouping based on mutual interest, a study said Tuesday. The finding may represent the first known proof of cultural behaviour in the animal kingdom,…

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