This image shows a false-colored electron microscope image of the University of Minnesota device. The blue area marks the topological insulator on top of the optical waveguide in red.
Credit: University of Minnesota
Light can generate an electrical current in semiconductor...
Model of an island volcano. During the last transition to glacial conditions the decreasing pressure at the seafloor could have induced increased lava- and carbon dioxide emissions.
Credit: Jörg Hasenclever
Climate evolution shows some regularities, which can be traced throughout long...
The genetic material of the HIV virus is encased in multiple structures that hide it from the host immune system. The capsid, in blue, protects the virus after it enters a cell and shuttles it to the nucleus, where...
Heliofungia actiniformis uses pulsed inflation to try to survive coral bleaching.
Credit: Brett Lewis, QUT
Coral researchers have for the first time captured the specific behaviour of a coral as it's bleaching.
The team from QUT in Australia used a clever combination...
Tatyana Polenova and Juan Perilla, professors in the Department of Chemistry and Biochemistry at the University of Delaware, with a computer-generated model of HIV, the virus that causes AIDS.
Credit: University of Delaware/ Evan Krape and Jeffrey Chase
Viewed with a...
Bang! A new moon crater appeared between Oct. 25, 2012, and April 21, 2013. At 12 meters (40 feet) wide, the crater is not hard to spot in the image, but the starburst pattern of ejected debris is elusive...
Enjoying nature. Credit: The University of Queensland
People who visit parks for 30 minutes or more each week are much less likely to have high blood pressure or poor mental health than those who don't, according to new research by...
Artist's conceptions of the most-distant supermassive black hole ever discovered, which is part of a quasar from just 690 million years after the Big Bang. It is surrounded by neutral hydrogen, indicating that it is from the period called...
Helobdella robusta, a tiny freshwater leech that attacks and kills snails.
Credit: Photo by Ajna S. Rievra/UC Berkeley
Leeches, despite the yuck factor, have captured the hearts of two University of California, Berkeley, scientists who are part of a team...
TWEAK regulates inflammation in atopic dermatitis and psoriasis. Left: Normal skin. Middle: Skin inflammation in atopic dermatitis. Right: Blocking TWEAK reduces skin inflammation in atopic dermatitis.
Credit: Courtesy of Dr. Daniel Sidler, La Jolla Institute for Allergy and Immunology
Superficially, psoriasis...
A hidden or 'choked' jet (white) powering a radio-emitting 'cocoon' (pink) is the best explanation for the radio waves, gamma rays and X-rays the astronomers observed.
Credit: NRAO/AUI/NSF: D. Berr
Three months of observations with the National Science Foundation's Karl G....
