Sir Alexander Fleming, the discoverer of penicillin, raised the risks of antibiotic resistance in his Nobel speech. (Photograph: Peter Purdy via Getty Images) Germ theory wasn’t always universally accepted. The now-conventional concept—the notion that human diseases can be caused by…
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(Image credit: Oxygen via Getty Images) Is your green my green? Probably not. What I perceive as pure green may appear slightly yellowish or bluish to you. This is because people have different visual systems. Moreover, the color of an…
Does a patient’s gender affect their response to anesthesia? At this point, the evidence remains limited and inconclusive. (Image credit: SCIENCE PHOTO LIBRARY via Getty Images) General anesthesia is used during surgery to reduce consciousness, relieve pain during the procedure,…
The Mirror’s Matthew Young, who attended the Pope’s funeral this morning, reports from St Peter’s Square, where an estimated 250,000 people turned out to pay their respects to the pontiff. At 5:30 a.m., nuns were moving through the darkness, tired…
The aftermath of floods often leaves people without access to clean water, forcing them to use contaminated water for everyday tasks and cooking, greatly increasing the likelihood of food-borne illness. (Image credit: AFP via Getty Images) Global warming has made…
Ovarian cysts often have no symptoms or problems, but some types can cause discomfort that can range from mild to severe. (Image credit: Kinga Krzeminska via Getty Images) Ovarian cysts are quite common among menstruating people: an estimated 10–30% of…
(Image credit: Getty Images) Jump to: Finding the perfect running shoe for you can be a daunting task. Runners have different preferences: some prefer a shoe with good cushioning, while others want a barefoot feel. Some people tend to overpronate,…
A new study suggests what might happen if measles vaccination rates in the U.S. remain the same, increase, or decrease. (Image credit: Bilanol via Getty Images) Measles was eliminated in the U.S. decades ago, but new modeling suggests millions of…
Caddisfly larvae have created protective structures around themselves using materials available in their environment. This shell, dating from 1986, contains blue microplastics. (Photo credit: Auke-Florian Hiemstra) Microplastic pollution from industrial emissions has plagued freshwater ecosystems for decades, with evidence suggesting…
In clinical trials, researchers are studying whether the vaccine could be helpful for patients with moderate to severe facial acne. (Image credit: Obencem via Getty Images) Scientists are testing a vaccine to combat acne, a skin condition that affects about…
(Image credit: Hector Roqueta Rivero via Getty Images) Scientists are closer to creating artificial teeth in a lab setting – an innovation that could become an alternative to unpleasant fillings and root canals. A research team has developed a unique…