Oxygen in cancer tumors is known to be a major factor that helps radiation therapy be successful. Hypoxia, or starvation of oxygen, in solid tumors is also thought to be…
More than half of Earth's rivers freeze over every year. These frozen rivers support important transportation networks for communities and industries located at high latitudes. Ice cover also regulates the…
Current treatment regimens for Mycobacterium tuberculosis (Mtb), the causative agent of tuberculosis, are long, complex, and hard for people to sustain. Moreover, the bacteria often develop drug resistance, and many…
Take a dive into what may be the world's smallest coral reef. Scientists at the University of Colorado Boulder are using a type of material called liquid crystals to create…
Whatever our hands do--reaching, grabbing or manipulating objects--it always appears simple. Yet your hands are one of the most complicated, and important, parts of the body.<br /> <br /> <br…
Mechanical engineers at the University of Virginia School of Engineering, leading a collaboration with biologists from Harvard University, have created the first robotic fish proven to mimic the speed and…
A prehistoric crocodile that lived around 180 million years ago has been identified - almost 250 years after the discovery of it fossil remains.<br /> <br /> <br /> <br…
One of the planet's most active ecosystems is one most people rarely encounter and scientists are only starting to explore. The open ocean contains tiny organisms -- phytoplankton -- that…
The rose may be one of the most iconic symbols of the fragility of love in popular culture, but now the flower could hold more than just symbolic value. A…
By combining 25 years of European Space Agency satellite altimeter measurements and a model of the regional climate, the UK Centre for Polar Observation and Modelling (CPOM) have tracked changes…
Splash some water on a hot skillet, and you'll often see the droplets sizzle and quickly evaporate. But if you really crank up the heat, something different happens. The droplets…
Astronomers using NASA's Hubble Space Telescope say they have crossed an important threshold in revealing a discrepancy between the two key techniques for measuring the universe's expansion rate. The recent…
In the 2018 movie Infinity War, a scene featured Dr. Strange looking into 14 million possible futures to search for a single timeline where the heroes would be victorious. Perhaps…
The central goal of nanotechnology is the manipulation of materials on an atomic or molecular scale, especially to build microscopic devices or structures. Three-dimensional cages are one of the most…