The researchers modified T cells, a type of lymphocyte (pictured above), to protect pancreatic cells. (Image credit: Jian Fan via Getty Images) Scientists have created immune cells for the first time that can protect stem cell transplants from being rejected…
Psychedelic drugs such as MDMA are showing promising results in treating a range of mental disorders. However, important questions remain about how, where and by whom such therapies can be delivered. (Image credit: D-Keine via Getty Images) Psychedelics, including psilocybin,…
General Westmoreland expressed a desire for nuclear weapons to be used in the event of defeat in South Vietnam, but President Johnson quickly cancelled this initiative. Getty Images President Lyndon B. Johnson, left, and Gen. William Westmoreland leave a helicopter.…
An analysis of 348 genetic samples collected from 34 countries showed that in prehistoric and ancient Europe, 63% of people had dark skin color, 29% had “intermediate” skin color, and only 8% had light skin color. Tom BjorklundAn illustration of…
This year’s unusual medical reports include a variety of parasitic infections and unexpected consequences of breakdancing. (Image credit: wutwhanfoto via Getty Images) Doctors sometimes encounter conditions so strange or rare that they write up their observations in scientific journals to…
Drugs like Ozempic may have many beneficial effects on the body, but they are not without risks, a large new study suggests. (Image credit: Yulia Burmistrova via Getty Images) Weight-loss drugs such as Ozempic may reduce the risk of 42…
Esketamine nasal spray can now be used as a stand-alone treatment for treatment-resistant depression in adults, according to the FDA. (Photo by Douglas Sasha via Getty Images) For the first time, the U.S. Food and Drug Administration (FDA) has approved…
The FDA has approved a new drug, Journavx, to treat moderate to severe acute pain. (Photo courtesy of Vertex Pharmaceuticals) The Food and Drug Administration (FDA) has approved a new class of painkillers for the first time in more than…
Sea levels rose sharply at the end of the last ice age, as ice sheets in North America, Antarctica and Europe melted rapidly. (Image credit: PHOTOSTOCK-ISRAEL/SCIENCE PHOTO LIBRARY via Getty Images) Samples pulled from the deep sea have shown how…
Are you an expert on all aspects of extraterrestrial life, or are you better off sticking to sci-fi aliens? (Image credit: honglouwawa/Getty Images) Is there someone out there? Are we really alone in this universe, or are aliens just patiently…