Shining a Light on Dark Matter
Dark matter, although invisible, makes up most of the universe’s mass and creates its underlying structure. Dark matter’s gravity drives normal matter (gas and dust) to collect and build up into stars…
The Gulf Stream in Infrared
Stretching from tropical Florida to the doorstep of Europe, the Gulf Stream carries a lot of heat, salt and history. This river of water is an important part of the global…
NASA’s Webb Telescope to Unravel Riddles of a Stellar Nursery
A bustling stellar nursery in the picturesque Orion Nebula will be a subject of study for NASA’s James Webb Space Telescope, scheduled to launch in 2021. A team led by Mark McCaughrean,…
Earth-Size, Habitable Zone Planet Found Hidden in Early NASA Kepler Data
A team of transatlantic scientists, using reanalyzed data from NASA’s Kepler space telescope, has discovered an Earth-size exoplanet orbiting in its star’s habitable zone, the area around a star where a rocky…
The Blue Marble: The View From Apollo 17
Fifty years ago, on April 22, 1970, people around the globe marked the first Earth Day. On this Earth Day, as we physically separate ourselves by necessity, we can still collectively…