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Science

Three astronauts return to Earth after a year in space. NASA's Frank Rubio sets U.S. space record

Three astronauts return to Earth after a year in space. NASA's Frank Rubio sets U.S. space record

A NASA astronaut and two Russian cosmonauts returned to Earth on Wednesday after being stuck in space for just over a year. American Frank Rubio set a record for the longest U.S. spaceflight — a result of the extended stay.
by The Associated Press

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To cheers, NASA asteroid sample capsule safely touches down in Utah

To cheers, NASA asteroid sample capsule safely touches down in Utah

NASA's Osiris-REx mission sends a pristine sample of asteroid back to Earth Sunday morning. If it lands successfully, this cupful-or-so of space rock could shed light on the solar system's origins.
by Nell Greenfieldboyce

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Vaccines are still tested with horseshoe crab blood. The industry is finally changing

Vaccines are still tested with horseshoe crab blood. The industry is finally changing

The horseshoe crab bleeding industry is in transition. One biomedical company agreed to more oversight, and a regulatory group is paving the way for drug companies to use animal-free alternatives.
by Chiara Eisner

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Nutrient producing microbes win over farmers but skeptics doubtful

Nutrient producing microbes win over farmers but skeptics doubtful

A growing number of farmers are using nitrogen producing bacteria as an alternative to the polluting synthetic nitrogen fertilizer, but some soil health experts are skeptical of the new products.
by Dan Gunderson

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