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Preliminary data suggests two doses of J&J vaccine help with omicron
Enlarge (credit: RAJESH JANTILAL / GETTY IMAGES ) Based on various measures, the Johnson & Johnson COVID-19 vaccine has appeared to be less effective than those based on mRNA technology. It has also been associated with some rare blood clotting complications that recently caused the CDC to revise its endorsement associated with the vaccine. Still, […]
New York Times takes down third-party Wordle Archive
Enlarge (credit: Aurich Lawson / Ars Technica) Wordle Archive—a website that let users play through hundreds of previous daily five-letter Wordle puzzles—has been taken down at the request of Wordle owner The New York Times. The archival site, which offered a backward-looking play feature that’s not available in the NYT’s official version of Wordle, had […]
With the right catalyst, we might make jet fuel from CO₂
Enlarge (credit: Bernal Saborio) Techniques to take atmospheric CO2 and turn it into a fuel provide a climate-friendly alternative to exploiting fossil fuels—they may releases CO2 back into the air when burned, but there’s no net change. This includes biofuels crops, but can extend to industrial processes that directly involve CO2. As processes that capture […]