Mosquitoes thrive after rain, but drought can also alter animal and mosquito behavior and raise disease risk, simulations of Brazil’s 2016–2019 outbreak suggest.
Technically, yes, if it were a sperm whale. But that scenario is highly unlikely. Other large whales have throats too narrow, and sperm whales do not normally prey on people.
An experimental combination vaccine for tetanus and diphtheria remained effective after being kept at up to 30° Celsius for a year, researchers report. The team is investigating whether the technique can be applied to other vaccines, including hepatitis B and HPV.
A new study suggests a late-2025 rise in children receiving leucovorin was influenced by a Trump administration autism announcement, even though the drug remains unproven for autism.