Clever space algae could be the key to getting humans to Mars

Let’s take a few moments to think about algae. The green slimy stuff that accumulates on the surface of lakes is Earth’s unsung hero, responsible for producing at least half of the oxygen we breathe today. One of the biggest challenges in preparing for long-term human spaceflight is finding a way of providing the essential elements of survival – food, waste removal, radiation protection, water … Continue reading Clever space algae could be the key to getting humans to Mars

How a ghostly, forgotten particle could be the saviour of physics

THIS is the story of a particle that has refused to die. For 50 years, it has haunted particle physics, with hints of its presence appearing in maddeningly ambiguous ways. Some believe they have seen it. Others think it is a figment of our imagination. But every time we think it is definitely not there, a sudden gust of wind knocks over the furniture and once more … Continue reading How a ghostly, forgotten particle could be the saviour of physics