SCIENCE

Photograph: Tyler JonesNASA performed a few experiments following the 1960s and ’70s moon landing missions that brought back lunar material, but those were nothing like what Paul and Ferl attempted. “A small amount of regolith material…

Laura Jackson feels the loss of her husband Charlie like she is missing a part of herself. He died of COVID early in the pandemic, on May 17, 2020, just weeks after the couple celebrated his 50th birthday. Charlie was an Army veteran who…

The mystery at the heart of the Milky Way has finally been solved. This morning, at simultaneous press conferences around the world, the astronomers of the Event Horizon Telescope (EHT) revealed the first image of Sagittarius A*, the…

Next, they proved that the bots could swim. In test tubes containing urea, the microbots reached speeds of up to 4 micrometers per second—“one or two body lengths per second,” says Sánchez. (Humans also swim around one body-length per…

For the first 40 years of their life, Texas resident Kelly Fleming spent a portion of most years in a deep depression. As an adult, Fleming—who uses they/them pronouns and who asked to use a pseudonym to protect their safety—would shave…

We no longer have a supply problem with vaccines. The only question left is, are you limited by demand or by logistics. In less vaccinated countries, there isn't much demand. In Nigeria, Covid would be, like, the 15th-largest cause of…

It all began late one night in June 2004, with a small dot swimming into view through the optics of the Kitt Peak National Observatory in the mountains of Arizona. Astronomer Fabrizio Bernardi and two of his colleagues flagged the dot as…

Seismic waves from a big quake are easy to see—think of the classic image of a seismograph, pencil scratching out telltale waves on a rotating paper as the tremor arrives. Even to highly trained eyes, PEGS are just squiggles,…

Imagine you are an expectant parent. Just a couple of months into your pregnancy, you opt for an easy genetic screen. A result comes back: the fetus is likely missing a chunk of DNA at site 11.2 on the long arm of the 22nd chromosome—a…

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