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Astronomy May 21, 2024

NASA tool prepares to image faraway planets

The Roman Coronagraph Instrument on NASA's Nancy Grace Roman Space Telescope will help pave the way in the search for habitable worlds outside our solar system by testing new tools that block starlight, revealing planets ...

Ecology May 21, 2024

Collapse in migratory fish populations threatens health of millions and critical freshwater ecosystems

Populations of migratory freshwater fish species—including salmon, trout, eel, and sturgeon—continue to decline across the globe. This decline risks the food security and livelihoods of millions of people, the survival ...

Planetary Sciences May 21, 2024

The habitable worlds observatory could see lunar and solar 'exo-eclipses'

A future space observatory could use exo-eclipses to tease out exomoon populations.

Earth Sciences May 21, 2024

La Niña is coming, raising the chances of a dangerous Atlantic hurricane season

One of the big contributors to the record-breaking global temperatures over the past year—El Niño—is nearly gone, and its opposite, La Niña, is on the way.

Planetary Sciences May 21, 2024

Peering into Pluto's ocean using mathematical models and images from the New Horizons spacecraft

An ocean of liquid water deep beneath the icy surface of Pluto is coming into focus thanks to new calculations by Alex Nguyen, a graduate student in Earth, environmental and planetary sciences in Arts & Sciences at Washington ...

Astronomy May 21, 2024

Observations investigate properties of nearby brown dwarf HD 33632 Ab

Using the Keck II telescope in Hawaii, astronomers have observed a nearby brown dwarf known as HD 33632 Ab. Results of the observational campaign, presented in a paper published May 14 on the pre-print server arXiv, provide ...

Environment May 21, 2024

Demise of rangelands 'severely underestimated': Report

From camel drivers in the Sahara to nomads on the Mongolian steppe, traditional herders the world over rely on earth's wildest open spaces to support an ancient way of life.

Ecology May 21, 2024

In Darwin's footsteps: Scientists recreate historic 1830s expedition

Like Charles Darwin did in 1831, a group of scientists and environmentalists last year set sail from the English port of Plymouth, headed for the Galapagos islands off the coast of Ecuador.

Earth Sciences May 20, 2024

Increasing drought puts the resilience of the Amazon rainforest to the test

Since 2015, the Amazon has been slower to recover from increasing drought events, but, overall, the rainforest still shows a remarkable resilience. New international research led by KU Leuven Earth and environmental scientists ...

Earth Sciences May 20, 2024

Satellite radar data uncover 'vigorous melting' at Antarctica's Thwaites Glacier

A team of glaciologists led by researchers at the University of California, Irvine used high-resolution satellite radar data to find evidence of the intrusion of warm, high-pressure seawater many kilometers beneath the grounded ...

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