Bacteria have different strategies for protecting themselves. Some bacterial pathogens surround themselves with a shell made of many sugar chains that lie close together, also known as capsular polymers. This protects the ...
Biochemistry
Jul 30, 2024
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It's still covered up in what looks like the world's largest PEZ dispenser, but the core stage booster for NASA's Space Launch System rocket for the Artemis II moon mission arrived by barge to Florida on Tuesday.
Space Exploration
Jul 23, 2024
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61
Boeing is closer to understanding what went wrong with its astronaut capsule in orbit, now that testing is complete on a spare thruster here on Earth.
Space Exploration
Jul 18, 2024
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110
Two astronauts who should have been back on Earth weeks ago said Wednesday that they're confident that Boeing's space capsule can return them safely, despite a string of vexing breakdowns.
Space Exploration
Jul 10, 2024
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2
Amber is fossilized tree resin. Unlike traditional fossils found on land or in the sea, amber can preserve ancient life forms in incredible detail. It's often considered the "holy grail" of paleontology worldwide.
Paleontology & Fossils
Jul 10, 2024
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1
Worldwide, 20% of the bacterial strains that cause typhoid fever have genetic variations in their external layer, called Vi capsule, that provide higher virulence, higher infectivity and high antibiotic resistance, Cornell ...
Cell & Microbiology
Jul 9, 2024
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17
Imagine opening a time capsule, hoping to learn about the ancient past. Except, instead of a box or a chest, it's an asteroid that could provide insights into the very dawn of life on Earth.
Planetary Sciences
Jul 1, 2024
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26
When two veteran NASA astronauts blasted off on a test drive of Boeing's new capsule, they expected to head home from the International Space Station in a week or so.
Space Exploration
Jun 26, 2024
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21
Open-cast mines could be converted from blots on the landscape into havens for wildlife, with land restored straight after digging finishes, a new primer on post-mining landscapes has proposed.
Environment
Jun 13, 2024
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0
Boeing's new capsule arrived at the International Space Station on Thursday, delayed by last-minute thruster trouble that almost derailed the docking for this first test flight with astronauts.
Space Exploration
Jun 6, 2024
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