Enlarge / A tray of prepared syringes for booster vaccinations with Moderna's vaccine. ...

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Enlarge / Zlatan Ibrahimovic of AC Milan reacts in front of an EA Sports FIFA 21 video game billboard ...

Ars Technica Black Friday has become more and more of a misnomer. As we noted ...

Enlarge / Herpes viruses getting ready to infect new cells. One of the defining ...

Enlarge / Pictured: Oyin Oladejo as Lt. Joann Owosekun, Sonequa Martin Green as Burnham, and Emily Coutts as ...

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Enlarge / A close-up view of Ingenuity on Mars, as seen by the Perseverance rover, in ...

Enlarge / Our lead characters, from L-R: Nynaeve, Mat, Lan, Moiraine, Egwene, Perrin, and Rand.Amazon ...

Enlarge / Gabriel Weinberg, creator of DuckDuckGo.Washington Post | Getty Images ...

Enlarge / NordicTrack owners aren’t giving up the fight just yet.Sam Whitney | Getty Images ...

Enlarge / False color image of bacteria on a human tongue. An altered microbiome ...