Sarah Scoles
Does free will exist? Why you may have no choice but to read this article
The concept of free will seems straightforward, but it doesn’t have a universally accepted definition. One intuitive notion is that ...
Asteroids could make a ‘tasty treat’ in space
Astronauts embarking on long-haul journeys in deep space can’t pack all the calories they will need in the form of ...
Viewpoint: Medical, financial and ethical hurdles block humanity’s dream to settle space
Companies such as United Launch Alliance and Lockheed Martin are designing infrastructure for lunar habitation. Elon Musk has claimed SpaceX will ...
Polio almost eradicated. Here’s why we can’t simply ‘declare victory’
So far this year, there have been six known cases of polio infection, in Afghanistan and Pakistan—two of the three countries left ...