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Image: Alert, Canada

This Sentinel-1 radar composite image takes us to the northeastern tip of Ellesmere Island (lower-left), where the Nares Strait opens up into the Lincoln Sea in the Canadian Arctic.

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A beach lover's dream: A step toward long-lasting sunscreen

In a perfect world, people would diligently reapply suncreen every couple of hours to protect their delicate skin from damaging solar radiation. But in reality, few people actually adhere to...

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Can barnacle geese predict the climate?

The breeding grounds of Arctic migratory birds such as the barnacle goose are changing rapidly due to accelerated warming in the polar regions. They won't be able to keep up with this climate change...

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Researchers find means by which mushrooms glow

(Phys.org)—A team of researchers from Russia, Brazil and Japan has uncovered the means by which two kinds of mushrooms glow in the dark. In their paper published on the open-access site Science...

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New breakthrough makes it easier to turn old coffee waste into cleaner biofuels

Future Americano, cappuccino and latte drinkers could help produce the raw material for a greener biofuel that would reduce our reliance on diesel from fossil fuels.

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Ancient ground squirrels prove to belong to a present-day species

Members of the Faculty of Biology of the Lomonosov Moscow State University have studied arctic ground squirrels in the Indigirka river basin, and found that their relatives now inhabit Kamchatka. The...

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Movie shows Ceres at opposition from sun

NASA's Dawn spacecraft successfully observed Ceres at opposition on April 29, taking images from a position exactly between the sun and Ceres' surface. Mission specialists had carefully maneuvered Dawn...

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Shapeshifting materials: Using light to rearrange macroscopic structures

OIST researchers create self-assembling molecules which can be broken down by ultraviolet light to recombine into novel macroscopic shapes.

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The future of our cities: Engineers test resilient, intelligent infrastructure

Like many of today's household devices, modern infrastructure is gaining the ability to collect and exchange valuable data using wireless devices that monitor the health of buildings and bridges, for...

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Keeping California's natural gas system safe

The massive natural gas leak at Aliso Canyon shined a light on California's aging natural gas infrastructure. And five years of extreme drought also exacted its toll on transmission pipelines. Now the...

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Smarter control for border patrol

As the United States expands surveillance technologies on, above and below its 1,900-mile-long border with Mexico, operating them effectively grows more challenging.

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World's first demonstration of space quantum communication using a...

NICT developed the world's smallest and lightest quantum communication transmitter (SOTA) onboard the microsatellite SOCRATES. We succeeded in the demonstration of the first quantum communication...

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Give and take—credentials could aid panhandling

New York Mayor Bill de Blasio recently said on a radio show that he would like to ban panhandling but wouldn't try because the courts wouldn't allow it. Many panhandlers "are not particularly in need...

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Greatest threat to eastern forest birds is habitat loss on wintering grounds

Within the next few decades, human-caused habitat loss looms as the greatest threat to some North American breeding birds. The problem will be most severe on their wintering grounds, according to a new...

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NASA tests the Webb telescope's communication skills

NASA called, and the Webb telescope responded. NASA's James Webb Space Telescope recently completed its Ground Segment Test Number 1 (GSEG-1), for the first time confirming successful end-to-end...

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Chinese team sends quantum keys to ground stations and teleports ground to...

(Phys.org)—Two Chinese teams working with quantum encryption and entanglement have achieved two more goals toward building a quantum space-based communication network. In the first experiment, one team...

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Ice age era bones recovered from underwater caves in Mexico

When the Panamanian land bridge formed around 3 million years ago, Southern Mexico was in the middle of a great biotic interchange of large animals from North and South America that crossed the...

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Chemists explained the origin of the green fluorescence

Researchers at the Lomonosov Moscow State University in cooperation with Danish molecular physicists have revealed the mechanism that determines the sensitivity of green fluorescent protein to light...

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Image: Large Binocular Telescope snags first glimpse of NASA's OSIRIS-REx...

This set of magnified, cropped images shows NASA's OSIRIS-REx spacecraft (highlighted in red) as it approaches Earth for its Sept. 22 Earth Gravity Assist. To improve visibility, the images have been...

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Coffee technology: How to brew like a barista at home, using the latest gear

In this age of high-end coffee, every trip to the cafe is a theater experience. We watch the barista measure out the coffee on a digital scale and check the temperature of the water. We stare as the...

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Preparing to fly Sentinel-5P

The teams that will fly Sentinel-5P are training intensively for launch, ensuring that everyone knows their job and can react to any emergency.

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Assessing regional earthquake risk and hazards in the age of exascale

With emerging exascale supercomputers, researchers will soon be able to accurately simulate the ground motions of regional earthquakes quickly and in unprecedented detail, as well as predict how these...

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'Thirsty protests' hit Morocco over water shortages

Residents angered by persistent water shortages in southern Morocco have taken to the streets in a series of "thirsty protests" that has grabbed the attention of the country's king.

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Cover crops provide bed and breakfast layover for migrating birds

After harvesting a corn or soybean crop, farmers may plant a cover crop for a variety of reasons—to reduce soil erosion and nutrient runoff, increase organic matter in the soil, and improve water...

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Study finds horse DNA in 10 percent of meat dishes in Mexico

A study in Mexico has found horse DNA in almost 10 percent of the ground beef and meat dishes served or sold in public markets, butcher shops, street stalls and taco stands in five Mexican cities.

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ESA's latest technology CubeSat cleared for launch site

GomX-4B, ESA's latest and largest technology-testing CubeSat, will be launched from China early next year, together with the near-identical GomX-4A. The pair will test intersatellite communication...

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Hibernating squirrels and hamsters evolved to feel less cold

The ground squirrel and the Syrian hamster, two rodents that hibernate in the winter, do not feel cold in the same way as non-hibernators, such as rats or mice. Yale researchers have discovered that...

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Eco espresso and upcycled inks set to make coffee greener

An environmentally friendly coffee machine and a way to turn used coffee grounds into a new type of ink are helping to increase the green credentials of one of the most popular beverages in the world.

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Study suggests heavy rains from tropical cyclones distort the ground below

Torrential rainfall during a tropical cyclone could be responsible for reshaping the shallow layer of Earth's crust in the days following the storm, according to new research.

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Real-world intercontinental quantum communications enabled by the Micius...

A joint China-Austria team has performed quantum key distribution between the quantum-science satellite Micius and multiple ground stations located in Xinglong (near Beijing), Nanshan (near Urumqi),...

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