In the July 7 SN: The impact hypothesis that won’t die, CAR-T cell therapy upgrades, bad news for Antarctica, a quoll conundrum, honeybees know zero, how volcanoes kill, Jupiter’s polar lightning and more.
GROWTH SPURT Scientists have finally figured out how to culture curly syphilis-causing bacteria (shown, colorized) using rabbit epithelial cells and a special growth medium.
Roinujs/Wikimedia Commons; Source: David Cox/CDC
JUST THE FRILLS Showy blue and green frills are the only visible parts of a kind of giant clam that traps itself for life inside the rocky mass of a reef by a process that’s been misunderstood for decades.
Nhobgood/Wikimedia Commons (CC BY-SA 3.0)
SOCIAL EPIDEMIC In a new Smithsonian exhibit, activist signs and buttons from the AIDS epidemic highlight some of the social consequences of infectious disease outbreaks.
James Di Loreto and Lucia RM Martino/Smithsonian Institution