(Phys.org) -- It could be the tiniest armor-piercing weapon in the biological universe: EPFL scientists have measured a one-nanometer needle-like tip that viruses use to attack bacteria.
Cell & Microbiology
Apr 10, 2012
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(Phys.org) -- When tropical marine cone snails sink their harpoon-like teeth into their prey, they inject paralyzing venoms made from a potent mix of more than 100 different neurotoxins.
Biotechnology
Apr 10, 2012
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(Phys.org) -- A diverse group of climate researchers has found after running computer simulations that the strait that separates North America and Russia might be serving as a global temperature stabilizer. This, they write ...
In the fifth report of our Egg Cetera series on egg-related research, engineers and zoologists work together to discover the secrets of the eggshell.
Plants & Animals
Apr 10, 2012
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(Phys.org) -- By studying lakes and streams, limnologists are able to learn how water systems work which is vital in a world where human population increases cause such resources to become ever more valuable. Thus, any new ...
India is challenging the United States at the World Trade Organisation over increased visa fees for skilled workers that have hit the country's flagship outsourcing firms, an official said Tuesday.
Business
Apr 10, 2012
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Three-fifths of Earth’s crust lies underwater, spread out along the seafloor. More than four cubic miles of ocean crust forms each year, constantly regenerating like new skin across the globe. This ocean crust arises ...
Earth Sciences
Apr 10, 2012
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Computer chips have stopped getting faster. In order to keep increasing chips’ computational power at the rate to which we’ve grown accustomed, chipmakers are instead giving them additional “cores,” or ...
Computer Sciences
Apr 10, 2012
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Veterans who have faced combat are more risk-averse when it comes to investing than noncombatants, according to a new Cornell study. As a result, they may struggle to build wealth through long-term investments, the authors ...
Economics & Business
Apr 10, 2012
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(Phys.org) -- Ion channels, proteins embedded in cell membranes, are central to many of the human body's physiological processes, including cardiac activity. For this reason, they are also important targets for cardiac drugs. ...
Biochemistry
Apr 10, 2012
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