Antibiotic resistance: Researchers have directly proven that bacteria can change shape inside humans to avoid antibiotics

Antibiotic resistance poses one of the biggest threats to global public health.

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Widespread antibiotic use is largely to blame for the emergence of antibiotic resistant bacteria, which is currently one of the biggest threats to global health.

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Could Earth have a 'shadow' biosphere?

Some scientists think there may be a hidden, second form of life living right under our noses.

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  • All life on Earth shares some basic characteristics, such as being carbon-based; using DNA, RNA, and proteins to function; and so on.
  • Many of these characteristics are simply the only ones that could work in Earth's environment, but there are also a surprising number of seemingly arbitrary features of life.
  • Under the shadow biosphere theory, some scientists argue that alternative forms of life exist right here on Earth, undetected simply because we don't know to look for them.
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Serious problem found with gene-edited celebrity cows

The FDA calls out creators of genetically tweaked hornless bulls.

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  • Hornless bull clones turn out to have questionable genomes.
  • Scientists were so confident they didn't even look for transgenic DNA.
  • No one's sure what to do with the offspring.
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Crashed Israeli lunar lander could have spilled 'water bears' on moon

Tardigrades – commonly called "water bears" – were among the payload of an Israeli lunar lander that crashed into the moon in April.

  • An Israeli spacecraft carrying tiny animals called tardigrades crashed onto the moon in April.
  • It's unclear whether humans would be able to revive the tardigrades, which were in a dehydrated state.
  • Tardigrades have a unique protein that enables them to survive intense levels of radiation.
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The best hospitals have more superbugs. Do patients have a right to know?

The premier hospitals tend to have the most superbugs — they also have the best experts.

  • Many of the best hospitals also have superbugs within their walls.
  • One medical dilemma is whether to tell patients about a superbug's presence: will it inhibit them from seeking care?
  • The best hospitals may have the most superbugs, but they also have the experts who know how to treat patients sickened by bacteria, and possess some of the most powerful antibiotics around.
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