NASA recently built and tested an additively-manufactured—or 3D printed—rocket engine nozzle made of aluminum, making it lighter than conventional nozzles and setting the course for deep space flights that can carry more ...
Space Exploration
Oct 20, 2023
5
62
In searching for life in the universe, a field known as astrobiology, scientists rely on Earth as a template for biological and evolutionary processes. This includes searching for Earth analogs, rocky planets that orbit within ...
Astrobiology
Oct 19, 2023
0
15
Proton exchange membrane hydrogen fuel cells (PEMFCs) used in hydrogen vehicles use expensive platinum catalysts to facilitate the oxygen reduction reaction at the anode. There are a vast number of elemental combinations ...
Analytical Chemistry
Oct 18, 2023
0
35
Single-cell and spatially resolved omics have helped scientists take a closer look at tissue composition, structure, and function. This comprehensive understanding paves the way for them to uncover some intricate and previously ...
Cell & Microbiology
Oct 16, 2023
0
5
Coral reefs are vital ecosystems for people and coastal communities. They provide food and livelihoods and protect coastlines from storms, contribute to local economies and preserve cultural heritage.
Plants & Animals
Oct 13, 2023
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22
As the climate warms, there is major concern that Earth's ocean will lose oxygen. A study published in Geophysical Research Letters by oceanographers at the University of Hawai'i at Mānoa revealed that locked in ancient ...
Earth Sciences
Oct 13, 2023
0
34
Solid-state lithium-ion batteries depend on the movement of ions (charged atoms) in the solid, rather than liquid, state to either charge or discharge the battery. These solid-state electrolytes are safer, more cost efficient ...
Analytical Chemistry
Oct 12, 2023
0
8
Florida State University scientists have uncovered answers to a conundrum in Earth's history: Why did marine life experience an extraordinary boom millions of years ago?
Earth Sciences
Oct 12, 2023
0
9
There is growing consensus that our planet is likely to pass the 1.5℃ warming threshold. Research even suggests global warming will temporarily exceed the 2℃ threshold, if atmospheric carbon dioxide (CO₂) peaks at levels ...
Earth Sciences
Oct 11, 2023
20
81
A team of Earth scientists affiliated with several institutions in France, working with a colleague from Norway, has developed a model to help explain the advent of the Great Ordovician Biodiversification—the largest surge ...
