This alien-like appendage is the proboscis, or mouth, of a common housefly (Musca domestica) shown at 40-times magnification. The fifth-place image was captured by Oliver Dum from Medienbunker Produktion in Germany.
Ditch your laptop and go with something more compact for your computing needs.
A new study found that alcohol-related cancer deaths in the U.S. have risen over the past three decades from an estimated 11,400 in 1990 to over 23,100 in 2023 annually.
New research points to certain immune cells in our lymph nodes that play a key role in causing the brain damage seen with Alzheimer's.
Shingles infection might help trigger dementia. And preventing it though vaccination might forestall the latter, too, studies have found.
Anti-amyloid drugs likely provide no "clinically meaningful" effects for people with Alzheimer's, the authors concluded.
You know what speeds up medical research? Money.