Catalyst mimics the z-scheme of photosynthesis
This is the Cu2O (right) that gets photocorrosion compared to Cu2O/TiO2 (left) that operates under a Z-scheme to reduce CO2.
Credit: Ruixin Zhou, UK doctoral...
Origins of Sun’s swirling spicules discovered
At any given moment, as many as 10 million wild jets of solar material burst from the sun's surface. They erupt as fast as...
Ultra-thin camera creates images without lenses
At Caltech, engineers have developed a new camera design that replaces the lenses with an ultra-thin optical phased array (OPA).
Credit: Caltech
Traditional cameras -- even...
Quantum thermometer or optical refrigerator?
This is an artist's rendering of a quantum thermometer.
Credit: Emily Edwards/JQI
In an arranged marriage of optics and mechanics, physicists have created microscopic structural beams...
Switchable DNA mini-machines store information
DNA arrays change shape in response to an external trigger.
Credit: Yonggang Ke
Biomedical engineers have built simple machines out of DNA, consisting of arrays whose...
Corn better used as food than biofuel, study finds
In a new study, Professor Kumar and graduate student Meredith Richardson find that using corn for biofuel comes with greater environmental costs and fewer...
Nitrogen oxides emissions: Traffic dramatically underestimated as major polluter
Nitrogen oxide is toxic in higher concentrations and classified as hazardous air pollutant. In addition, it contributes to the development of ground-level ozone.
Credit: ©...
Researchers propose network-based evaluation tool to assess relief operations feasibility
A Singapore-based team of scientists from the Institute of High Performance Computing, A*STAR and The Logistics Institute-Asia Pacific has presented a model that looks...
Role aerosols play in climate change unlocked by spectacular Icelandic volcanic eruption
Aerial view of Bardarbunga volcano, Iceland.
Credit: © adammajor / Fotolia
A spectacular six-month Icelandic lava field eruption could provide the crucial key for scientists to...
Reconstruction of ancient chromosomes offers insight into mammalian evolution
Numbers on red branches from the first eutherian ancestor to Homo sapiens are the numbers of breakpoints in reconstructed ancestral chromosome fragments. Breakpoints are...
Fossil holds new insights into how fish evolved onto land
University of Calgary Professor Jason Anderson, right, and doctoral student Jason Pardo published a paper in Nature about new insights into the ancient Scottish...
