What’s the difference between gram-positive and gram-negative bacteria?
There are two main types of bacteria, and these categories reflect the microbes’ biology and their vulnerability to different antibiotics.
TECH DEIYO
Science and Technolgy blog
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10 of the deadliest superbugs that scientists are worried about
These bacteria have evolved the ability to resist treatment with antibiotics, leaving doctors scrambling to help patients who are infected.
How fast can antibiotic resistance evolve?
Bacteria can mutate surprisingly fast to resist antibiotics.
Bacteria that switch antibiotic resistance on and off are going undetected. Microbiologist Karin Hjort is on a mission to find out how they do it.
Microbiologist Karin Hjort discusses what heteroresistance is and how it could change the way we treat bacterial infections.
Problematic pornography use linked to negative body image in men
A recent study sheds light on how problematic pornography use may contribute to negative body image through the mechanism of social comparison. The study, published in the Archives of Sexual Behavior, reveals that men who experience difficulties controlling their pornography…
Here’s what the electric Dodge Charger’s “Fratzonic exhaust” sounds like
Enlarge / Dodge doesn’t want to be accused of building a boring EV. (credit: Dodge) Electric motors have many advantages over internal combustion engines, including the fact that they don’t waste a lot of their power as sound energy. So…
ChatGPT unexpectedly began speaking in a user’s cloned voice during testing
Enlarge (credit: Ole_CNX via Getty Images) On Thursday, OpenAI released the “system card” for ChatGPT’s new GPT-4o AI model that details model limitations and safety testing procedures. Among other examples, the document reveals that in rare occurrences during testing, the…
“Archeology” on the ISS helps identify what astronauts really need
Enlarge / Jessica Watkins gets to work on the ISS (credit: NASA) “Archeology really is a perspective on material culture we use as evidence to understand how humans adapt to their environment, to the situations they are in, and to…
Squall line tornadoes are sneaky, dangerous and difficult to forecast
New research is revealing the secrets of these destructive twisters, which dodge radar scans and often form at night.
10 crafty ways animals hunt their prey
Spiders swinging lassos, ants setting deadly traps and turtles with deceiving tongues — these animals have the most cunning methods of hunting their prey.
