Is Phosphorus the Reason We Haven’t Found Aliens Yet?

As my favorite comic strip artist once said, “The surest sign that intelligent life exists elsewhere in the universe is that is none of it has tried to contact us.” But as it turns out, we earthlings may be luckier than we previously thought. Scientists have new evidence that one element in particular may be […]

The most mysterious star in the universe | Tabetha Boyajian

Extraordinary claims require extraordinary evidence, and it is my job, my responsibility, as an astronomer to remind people that alien hypotheses should always be a last resort. Now, I want to tell you a story about that. It involves data from a NASA mission, ordinary people and one of the most extraordinary stars in our […]