Search results for Polar Regions

Quantum Physics Jan 21, 2021

Bringing atoms to a standstill: Researchers miniaturize laser cooling

It's cool to be small. Scientists at the National Institute of Standards and Technology (NIST) have miniaturized the optical components required to cool atoms down to a few thousandths of a degree above absolute zero, the ...

Space Exploration Jan 21, 2021

Juno maps water ice across northern Ganymede

Jupiter's moon Ganymede is the largest planetary satellite in the solar system. It's also one of the most intriguing: Ganymede is the only moon with its own magnetic field, it is the most differentiated of all moons, and ...

Earth Sciences Jan 13, 2021

Northern lakes at risk of losing ice cover permanently, impacting drinking water

Close to 5,700 lakes in the Northern Hemisphere may permanently lose ice cover this century, 179 of them in the next decade, at current greenhouse gas emissions, despite a possible polar vortex this year, researchers at York ...

Earth Sciences Jan 13, 2021

Red and green snow algae increase snowmelt in the Antarctic Peninsula

Red and green algae that grow on snow in the Antarctic Peninsula (AP) cause significant extra snowmelt on par with melt from dust on snow in the Rocky Mountains, according to a first-of-its-kind scientific research study ...

Nanophysics Jan 13, 2021

Bound-charge engineering: A new strategy to develop nanowire transistors

In recent years, physicists and electronic engineers have been trying to identify materials that could be used to fabricate new types of electronic devices. One-dimensional (1-D) and two-dimensional (2-D) materials have been ...

Space Exploration Jan 11, 2021

Coronal holes during the solar maximum

Sunspots were first seen by Galileo, and in the eighteenth century Rudolf Wolf concluded from his study of previous observations that there was a roughly eleven-year solar cycle of activity. In 1919 the astronomer George ...

Environment Jan 11, 2021

Extreme weather from the stratosphere

ETH climate researcher Daniela Domeisen has documented how the stratosphere influences extreme weather events. What surprised her was the sheer range of potential impacts. She explains what this means for climate research ...

Astronomy Jan 07, 2021

Winds and jet streams found on the closest brown dwarf

A University of Arizona-led research team has found bands and stripes on the brown dwarf closest to Earth, hinting at the processes churning the brown dwarf's atmosphere from within.

Space Exploration Jan 07, 2021

Image: The sun in 2020

These 366 images of the sun were made by ESA's Proba-2 satellite in 2020.

Ecology Jan 06, 2021

The new face of the Antarctic

In the future, the Antarctic could become a greener place and be colonized by new species. At the same time, some species will likely disappear. 25 researchers recently presented these and many other findings in a major international ...

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