Astronauts may struggle to reproduce in outer space, study suggests — what does that mean for the future of space colonization? A new study found that microgravity simulated on Earth hindered sperm cell movement, egg fertilization and embryo development ‪—‬ findings that have serious implications for the future of space colonization.

-1 Traveling abroad can be full of surprises, especially regarding local customs. One of the biggest culture shocks for many tourists is discovering that tipping—a common practice in countries like the United States—can offend locals in other parts of the world. In these 8 countries, your well-intentioned extra cash might raise eyebrows or even insult your server. Each place has ...

  ‘Gifted’ dogs can learn new words just by eavesdropping While this skill is rare, many of the dogs who can do it are Border Collies, new studies found

  Two years after Alexei Navalny’s sudden death, several foreign governments are “confident” he died not of natural causes, but from poison. Nalany, a longtime critic and political opponent of Russian President Vladimir Putin, died in an Arctic penal colony on Feb. 16, 2024, at the age of 47.

  Garlic, alcohol, meat and even fasting can affect our body odour – and alter how appealing our scent is to others. Each one of us has a unique scent profile, like a fingerprint. Everything from our personality type – such as extroversion, dominance and neuroticism – to our mood and health affects the way we smell. “The past few ...