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Ecology Aug 9, 2024

First map of vegetation across Antarctica reveals a battle for the continent's changing landscape

A tiny seed is stuck between loose gravel and coarse sand. There is nothing else alive around it. All it can see is a wall of ice reaching 20 meters up into the sky. It is cold. Survival is hard around here. In winter, it ...

Space Exploration Aug 9, 2024

NASA tests deployment of Roman Space Telescope's 'visor'

The "visor" for NASA's Nancy Grace Roman Space Telescope recently completed several environmental tests simulating the conditions it will experience during launch and in space. Called the Deployable Aperture Cover, this large ...

Materials Science Aug 9, 2024

High heat dissipation design improves thermal protection on ultrahigh temperature ablation

ZrC has drawn wide attention as an anti-ablation coating material for lightweight C/C composites but is limited by the produced porous and loose ZrO2 film. To address this issue, the second phase is introduced to improve ...

Environment Aug 9, 2024

Only 100 years ago the Milky Way was visible from central Paris—here's how we can get the night sky back

For the more than 100,000 years, humans have been on Earth, we have looked up at night and seen the stars and our celestial home, the Milky Way galaxy. Cultures all around the world have stories and records incorporating ...

Molecular & Computational biology Aug 9, 2024

Blueprint for blueberry improvement: Genetic and epigenetic discoveries

Blueberries, part of the Vaccinium genus, are renowned for their nutritional benefits and increasing global demand. However, cultivation faces challenges like climate adaptability and fruit quality. Modern blueberries have ...

Astronomy Aug 9, 2024

NASA mission concludes after years of successful asteroid detections

The infrared NEOWISE space telescope relayed its final data to Earth before the project team at JPL sent a command that turned off its transmitter.

Earth Sciences Aug 8, 2024

Tracking the restorative effects of good fire

A few miles south of Yosemite's famed Glacier Point, ringed by striking granite domes, lies the Illilouette Basin. This small stretch of the Sierra Nevada Mountains has become a sort of fire laboratory, a place where natural ...

Nanophysics Aug 8, 2024

Novel X-ray imaging technique resolves fusion-related nanofoams in 3D

The sun's fusion reactions drive its temperatures to thousands of degrees, and today scientists are seeking to recreate these star-powering processes in the lab as a means of an alternative clean energy.

Social Sciences Aug 8, 2024

From California's bronzed surfers to China's facekinis: A history of tanning around the world

If you're lucky enough to have escaped to sunny shores of late, chances are your colleagues will have complimented you upon your return on your summer glow. Yet tanning as a fashionable practice is both a relatively recent ...

Environment Aug 8, 2024

Harvest starts very early in Sicily's drought-hit vineyards

On the hills of the Contessa Entellina vineyard in western Sicily, the harvest is already well underway, the grapes ripening earlier than usual because of drought and high temperatures.

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