Close social relationships are known to contribute to the survival of many animals, including humans. Maintaining social bonds over time, however, can also require effort and sacrifices.
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A Japanese space mission is about to launch towards Mars. But it will not land on the planet itself. Instead, the Martian Moons Exploration (MMX) mission will focus on Phobos, the bigger of Mars's two small moons.
The matter has achieved some urgency since NASA has officially issued a request for private companies to propose their own space stations.
On Oct. 18, 1963, a cat went to space! Félicette was a French "catstronaut" who became the first and only feline to fly to space.
Eating too much salt may do more than raise blood pressure. It could also harm memory and social behavior. In a new study, Japanese researchers discovered that a soy-derived compound called LPC70 helped protect mice from several damaging effects of a high-salt diet.