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A single 30-minute sauna session sends white blood cells soaring, according to a Finnish study
Researchers in Finland tested the blood of 51 adults before and after half an hour in the sauna. Every type of white blood cell went up, although the effect did not last long.
Scientists discover a small group of neurons that prevents dangerous rises and drops in blood pressure
University of Virginia scientists found in rats that if a few hundred of these brainstem neurons are lost, blood pressure becomes unstable even though the average looks normal. The finding could help explain certain diseases.
Lab-grown mini-brains read braille: the first step toward computers made of neurons
Scientists at the University of Bristol connected brain organoids to a touch sensor. One alone got 61% of the letters right; three together, 83%. They don't learn or think, but they could use far less energy than a chip.
"Salvia messii": a sky-blue and white flower discovered in Peru is named after Messi
Peruvian scientists described a new plant species in the Andes. Its flowers have the colors of Argentina's national team, which is why it bears Lionel Messi's name.
The Euclid telescope was looking for distant galaxies… and discovered a comet
A European telescope built to study dark matter stumbled upon an unknown comet, about 1.3 billion kilometers from Earth.
"D-rex": a giant fungus with roots going back 65 million years is discovered in China
It grows up to 50 centimeters tall and weighs more than two kilos. It's the largest known fungus in its group, and farmers in Yunnan had seen it before scientists did.
Ships sunk in 1944 hide 1,505 types of bacteria in their fuel
Scientists analyzed the fuel still left in two Japanese ships sunk in World War II. They found a world of bacteria, some related to ones that "eat" oil.
The "brain-eating amoeba" in Yucatán: what it is and how to protect yourself
Naegleria fowleri enters through the nose and almost nobody survives. In October it forced authorities to ban access to the water at six lakes in Mérida. This is what you need to know.