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Citrus surprise: Vitamin C boosts the reprogramming of adult cells into stem cells

Biology / Cell & Microbiology

created 20 hours ago | popularity 4.8 / 5 (13) | comments 2

Famous for its antioxidant properties and role in tissue repair, vitamin C is touted as beneficial for illnesses ranging from the common cold to cancer and perhaps even for slowing the aging process. Now, ...


Ladder-walking locusts show big brains aren't always best

Ladder-walking locusts show big brains aren't always best

Biology / Plants & Animals

created 20 hours ago | popularity 5 / 5 (5) | comments 0

Scientists have shown for the first time that insects, like mammals, use vision rather than touch to find footholds. They made the discovery thanks to high-speed video cameras - technology the BBC uses to ...


'Self-seeding' of cancer cells may play a critical role in tumor progression

Medicine & Health / Cancer

created 20 hours ago | popularity not rated yet | comments 0

Cancer progression is commonly thought of as a process involving the growth of a primary tumor followed by metastasis, in which cancer cells leave the primary tumor and spread to distant organs. A new study by researchers ...


Molecular anchor links the 2 inheritable diseases Fanconi anemia and Bloom's syndrome

Medicine & Health / Genetics

created 19 hours ago | popularity not rated yet | comments 0

A new study establishes a molecular link that bridges two rare inherited disorders and explains why these diseases result in genetic instability. The research, published by Cell Press in the December 24th issue of the journal ...


Hot Water Treatment Eliminates Rhizoctonia from Azalea Cuttings

Hot Water Treatment Eliminates Rhizoctonia from Azalea Cuttings

Biology / Ecology

created 17 hours ago | popularity not rated yet | comments 0

(PhysOrg.com) -- Rhizoctonia, a fungal disease that can be found in many ornamental plants, can be eliminated in azalea by placing plant cuttings in a hot water treatment, an Agricultural Research Service (ARS) ...


College asks students to power down, contemplate (AP)

College asks students to power down, contemplate

Technology / Hi Tech

created 18 hours ago | popularity not rated yet | comments 0

(AP) -- Dianne Lynch wanted to give the students of Stephens College a break from the constant digital communication that pervades their generation. So she asked them to put their phones and computers away ...


Scientists identify protein that keeps stem cells poised for action

Biology / Cell & Microbiology

created 19 hours ago | popularity not rated yet | comments 0

Like a child awaiting the arrival of Christmas, embryonic stem cells exist in a state of permanent anticipation. They must balance the ability to quickly become more specialized cell types with the cellular chaos that could ...


Financial instruments could be spiked with unfindable risks

Financial instruments could be spiked with unfindable risks

Other Sciences / Economics

created Dec 21, 2009 | popularity 4.5 / 5 (13) | comments 33

(PhysOrg.com) -- In a result that may have implications for financial regulation, researchers from computer science and economics have revealed potentially impenetrable problems with the pricing of financial ...


Machine Translates Thoughts into Speech in Real Time

Machine Translates Thoughts into Speech in Real Time

Medicine & Health / Neuroscience

created Dec 21, 2009 | popularity 4.8 / 5 (55) | comments 13

(PhysOrg.com) -- By implanting an electrode into the brain of a person with locked-in syndrome, scientists have demonstrated how to wirelessly transmit neural signals to a speech synthesizer. The "thought-to-speech" ...


Scientists map speed of climate change

Space & Earth / Environment

created Dec 23, 2009 | popularity 3 / 5 (21) | comments 17

New study finds that the average ecosystem will need to shift about a quarter mile per year to keep pace with global climate change.


Immersive Game System Allows Physical Interaction Between Players

Immersive Game System Allows Physical Interaction Between Players

Technology / Computer Sciences

created Dec 22, 2009 | popularity 4.6 / 5 (19) | comments 8

(PhysOrg.com) -- With a new immersive multiplayer game system, researchers are further blurring the line between gaming and the real world. Using a mouse and keyboard sounds kind of quaint compared to the ...


Disproportionate effects of global warming and pollution on disadvantaged communities

Space & Earth / Environment

created Dec 22, 2009 | popularity 2.9 / 5 (10) | comments 17

Global warming, pollution, and the environmental consequences of energy production impose a greater burden on low-income, disadvantaged communities, and strategies to prevent these inequities are urgently needed. A provocative ...


Scientists discover how the brain encodes memories at a cellular level

Scientists discover how the brain encodes memories at a cellular level

Medicine & Health / Research

created Dec 23, 2009 | popularity 5 / 5 (17) | comments 8

Scientists at UC Santa Barbara have made a major discovery in how the brain encodes memories. The finding, published in the December 24 issue of the journal Neuron, could eventually lead to the development ...


New materials designed to deal with hypersonic and supersonic hot stuff (w/ Video)

New materials designed to deal with hypersonic and supersonic hot stuff (w/ Video)

Physics / Condensed Matter

created Dec 24, 2009 | popularity 4.7 / 5 (9) | comments 6

University of Queensland researchers are testing new materials to withstand the extreme heat experienced by hypersonic vehicles in flight so they can fly for substantially longer.


Motorized knee can make you run faster

Motorized knee can make you run faster

Technology / Engineering

created Dec 22, 2009 | popularity 4.3 / 5 (11) | comments 5

(PhysOrg.com) -- Scientists at the Tsukuba University in Japan have come up with a motorized knee you can attach to your leg to make you run faster and use less muscle power.