Biotecnología

Biotecnología

Electric cars better for climate in 95% of the world
07/04/2020 - Fears that electric cars could actually increase carbon emissions are unfounded in almost all parts of the world, new research shows.
Highly efficient and stable double layer solar cell developed
07/04/2020 - A research team has developed a new type of solar cell that can both withstand environmental hazards and is 26.7% efficient in power conversion.
Longer lives not dependent on increased energy use
07/04/2020 - Growing consumption of energy and fossil fuels over four decades did not play a significant role in increasing life expectancy across 70 countries. New research has quantified the importance of...
Photosynthetic proteins developed for expanded solar energy conversion
07/04/2020 - A team of scientists has developed a new photosynthetic protein system enabling an enhanced and more sustainable approach to solar-powered technological devices. The initiative is part of a broader...
Concrete solutions that lower both emissions and air pollution
07/04/2020 - Some common strategies to reduce the greenhouse gas emissions of concrete production could have unintended consequences for local air pollution and related health damages, according to a new study.
Too much salt weakens the immune system
02/04/2020 - A high-salt diet is not only bad for one's blood pressure, but also for the immune system. Mice fed a high-salt diet were found to suffer from much more severe bacterial infections. Human...
Lower-sodium turkey breast wins sensory test over full-salt option
02/04/2020 - Food scientists produced a lower-salt processed turkey that consumers in a blind sensory test preferred to a full-salt version, according to a new study.
Perovskite solar cells made with peppermint oil and walnut aroma food additives, preventing lead leakage
25/03/2020 - Engineers have developed eco-friendly-solvent processable hole transport polymers by using peppermint oil and walnut aroma food additives and the polymer can prevent lead leakage.
What to expect when you're expecting electric transportation
25/03/2020 - While electric vehicles alone may not reduce carbon emissions, a new study reveals that when electric vehicles are powered with renewable energy and coupled with carbon policy strategies, they can...
Quadrupling turbines, US can meet 2030 wind-energy goals
25/03/2020 - The United States could generate 20% of its electricity from wind within 10 years, without requiring any additional land, according to new research.
Offshore wind farms could power much of coastal China
25/03/2020 - If China is to meet and exceed its Paris Climate Agreement goal by 2030, it's going to need to find a way to increase its wind capacity. Researchers found that offshore wind could be a big part...
How sperm unpack dad's genome so it can merge with mom's
25/03/2020 - Researchers discover the enzyme SPRK1's role in reorganizing the paternal genome during the first moments of fertilization -- a finding that might help explain infertility cases of unknown cause.
Ball-and-chain inactivation of ion channels visualized by cryo-electron microscopy
25/03/2020 - Ion channels, which allow potassium and sodium ions to flow in and out of cells, are crucial in neuronal 'firing' in the central nervous system and for brain and heart function. These...
Shedding light on optimal materials for harvesting sunlight underwater
25/03/2020 - There may be many overlooked organic and inorganic materials that could be used to harness sunlight underwater and efficiently power autonomous submersible vehicles, report researchers. New research...
Chemists inhibit a critical gear of cell immortality
25/03/2020 - Researchers have developed a promising molecular tool that targets and inhibits one of cell immortality's underlying gears: the enzyme telomerase.
Boosting stability of perovskites helps silicon solar cells
25/03/2020 - A change in chemical composition enabled scientists to boost the longevity and efficiency of a perovskite solar cell.
Metabolic fossils from the origin of life
25/03/2020 - Since the origin of life, metabolic networks provide cells with nutrition and energy. Modern networks require thousands of enzymes that perform catalysis. Such networks must have arisen from simpler...
Ultrathin organic solar cell is both efficient and durable
25/03/2020 - Scientists have succeeded in creating an ultrathin organic solar cell that is both highly efficient and durable. Using a simple post-annealing process, they created a flexible organic cell that...
Scientists visualize the structure of a key enzyme that makes triglycerides
25/03/2020 - The first structure of a lipin enzyme, which carries out an important step in the production of triglycerides, the main reservoir for long-term energy storage, will help scientists to better...
Water splitting advance holds promise for affordable renewable energy
25/03/2020 - A team has developed a less expensive water electrolysis system that works under alkaline conditions but still produces hydrogen at comparable rates to the currently used system that works under...
Preventing spread of SARS coronavirus-2 in humans
25/03/2020 - Infection biologists have investigated how the novel coronavirus SARS-CoV-2 penetrates cells. They have identified a cellular enzyme that is essential for viral entry into lung cells: the protease...