Single-step hydrogen peroxide production could be cleaner, more efficient
May 24, 2016
Bottles of dilute hydrogen peroxide sit on shelves in medicine cabinets across the world, yet synthesizing the chemical at the large scale requires a surprisingly complicated process that is economically unfeasible for all ...
A history of snowfall on Greenland, hidden in ancient leaf waxes
May 23, 2016
The history of Greenland's snowfall is chronicled in an unlikely place: the remains of aquatic plants that died long ago, collecting at the bottom of lakes in horizontal layers that document the passing years.
A peachy defense system for seeds
May 23, 2016
ETH chemists are developing a new coating method to protect seeds from being eaten by insects. In doing so, they have drawn inspiration from the humble peach and a few of its peers.
Neutrons probe structure of enzyme critical to development of next-generation HIV drugs
May 20, 2016
A team led by the Department of Energy's Oak Ridge National Laboratory used neutron analysis to better understand a protein implicated in the replication of HIV, the retrovirus that causes AIDS. The enzyme, known as HIV-1 ...
Electricity from seawater: New method efficiently produces hydrogen peroxide for fuel cells
May 20, 2016 feature
(Phys.org)—Scientists have used sunlight to turn seawater (H2O) into hydrogen peroxide (H2O2), which can then be used in fuel cells to generate electricity. It is the first photocatalytic method of H2O2 production that ...
Astronomers discover a Neptune-mass alien world with Earth-like density
May 17, 2016 report
(Phys.org)—An international team of astronomers reports the discovery of a Neptune-mass exoplanet with a density comparable to Earth's. According to the research, the newly detected alien world, designated EPIC212521166 ...
New technique could make large, flexible solar panels more feasible
May 16, 2016
A new, high-pressure technique may allow the production of huge sheets of thin-film silicon semiconductors at low temperatures in simple reactors at a fraction of the size and cost of current technology. A paper describing ...
Using laser pulses to direct protons
May 13, 2016
Using ultrashort laser pulses an international team at Ludwig-Maximilians-Universitaet (LMU) in Munich and the Max Planck Institute of Quantum Optics has managed to manipulate the positions of atoms in hydrocarbon molecules ...
Giant hydrogen cloud spotted around the Triangulum Galaxy
May 12, 2016 report
(Phys.org)—While peering into the nearby Triangulum Galaxy known as M33, astronomers have detected what appears to be a giant cloud of hydrogen around it. According to research published online on May 5 on the arXiv pre-print ...
Common nanoparticle has subtle effects on oxidative stress genes
May 10, 2016
A nanoparticle commonly used in food, cosmetics, sunscreen and other products can have subtle effects on the activity of genes expressing enzymes that address oxidative stress inside two types of cells. While the titanium ...