Two for One: How Our Brains Reward Us…

Feel the dopamine. (Credit: Syda Productions/Shutterstock) Food. It’s probably on your mind quite a bit this holiday season, whether you’re anticipating festive meals or dreading the pounds you might pack on during a bout of…

Figuring Out How Plants Grow in Space is…

This is Arabidopsis thaliana, the plant species grown aboard the International Space Station and analyzed in this study. This work could support future efforts to grow food in space. (Credit: Eric Belfield) Space Plants Will…

How We Found Jupiters 79 (At Least) Moons

The moon Io is tiny compared to mighty Jupiter, but still among the easiest of Jupiter’s many moons to spot. (Credit: Cassini Imaging Team/SSI/JPL/ESA/NASA) Jupiter is king of the planets. It’s huge, it’s bright in…

Do You Believe in Eye-Beams?

Do you believe that people’s eyes emit an invisible beam of force? According to a rather fun paper in PNAS, you probably do, on some level, believe that. The paper is called Implicit model of…

Astronauts Set To Return to Earth in Spacecraft…

Tonight at 8:40 p.m. EST, Expedition 57 Commander Alexander Gerst and Flight Engineers Serena Auñón-Chancellor and Sergey Prokopyev will end their 197-day mission in space and return home inside the Soyuz MS-09 spacecraft. The astronauts will undock the…

How Do Stars Get So Massive? Their Dense,…

This artist’s impression shows the inner disk of a young star collapsing onto its host, becoming hot enough to emit visible light. (Credit: Caltech/T. Pyle (IPAC)) Any bodybuilder will tell you that you can’t bulk…