Rare exoplanet orbits twin stars in 'Star Wars'-like twist

Astronomers have discovered a planet that orbits at a 90-degree angle around a rare pair of strange stars—a real-life 'twist' on the fictional twin suns of Star Wars hero Luke Skywalker's home planet of Tatooine.

Bonobos refuse to participate when faced with unequal rewards

The question of whether non-human animals have a sense of fairness has been widely debated. Some studies suggest that primates and other cooperative species show an aversion to inequity, while others argue that responses ...

The most distant twin of the Milky Way ever observed

An international team led by the University of Geneva (UNIGE) has discovered the most distant spiral galaxy candidate known to date. This ultra-massive system existed just one billion years after the Big Bang and already ...

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