The ALPACA measuring device is aligning with red and green lasers. Credit: Laszlo Horvath / PPPL Creating heat from fusion reactions requires carefully manipulating the properties of plasma, the electrically charged fourth state of matter that makes up 99% of the visible universe. Now, scientists at the US Department of Energy’s (DOE) Princeton Plasma Physics … Read more
The glorious, billowing Southern Ring Nebula is the cocoon of a dying star, and it has a secret. Scientists have found that this nebula has a double ring structure that shows not one, but possibly three stars at its heart. The Southern Ring Nebula, also designated NGC 3132, is a planetary nebula located about 2,000 … Read more
As humans prepare to return to the Moon after an absence of more than half a century, researchers have taken a radical approach to keeping astronauts fit as they roam the rocky ball. To prevent lunar explorers from becoming weak and weak in the low-gravity environment, scientists suggest that astronauts go jogging. But since this … Read more