Not just anything is allowed to enter the nucleus, the heart of eukaryotic cells where, among other things, genetic information is stored. A double membrane, called the nuclear envelope, serves as a wall, protecting the contents ...
Biochemistry
Aug 27, 2015
0
3197
A new type of graphene aerogel will make for better energy storage, sensors, nanoelectronics, catalysis and separations.
Materials Science
Apr 22, 2015
5
2709
Facing a challenge akin to solving a 1,000-piece jigsaw puzzle while blindfolded—and without touching the pieces—many structural biochemists thought it would be impossible to determine the atomic structure of a massive ...
Cell & Microbiology
Feb 13, 2015
0
37
Researchers report that wood-biochar supercapacitors can produce as much power as today's activated-carbon supercapacitors at a fraction of the cost – and with environmentally friendly byproducts.
General Physics
Oct 23, 2013
3
1
the essential component of plastics—are found in countless commercial, medical, and industrial products. Polymers that are porous are called foam polymers and are especially useful because they combine light weight with ...
Polymers
Oct 11, 2013
1
0
(Phys.org) —A team of chemists with members from Sweden and the United States has succeeded in capturing the process by which yeast aquaporin transport water across cell membranes while preventing unwanted protons to pass ...
(Phys.org) —Engineers at the University of California, San Diego are developing nanofoams that could be used to make better body armor; prevent traumatic brain injury and blast-related lung injuries in soldiers; and protect ...
Nanomaterials
Mar 26, 2013
2
0
A new battery technology provides double the energy storage at lower cost than the batteries that are used in handheld electronics, electric vehicles, aerospace and defence.
Energy & Green Tech
Mar 11, 2013
10
0
Just about every cell in your body contains microscopic organelles called cilia. Primary cilia act like antennas, detecting and relaying molecular signals from a cell's external environment. Motile cilia paddle together in ...
Cell & Microbiology
Feb 15, 2013
0
0
(Phys.org)—Given that over 20 trillion cubic meters of natural gas, a third of the United States' total reserves, are thought to be trapped in shale, and given the rush to exploit shale oil and gas resources by Australia, ...
General Physics
Jan 4, 2013
0
0
