Sun

Once thought undetectable, huge underground experiments are unlocking the nature of ghostly particles called neutrinos, which could be the key to a deeper understanding of what is happening inside the Sun

Vitamin D is essential for the health of our bones and immune system. So how do we safely get enough?

Dr Agathe Lise-Pronovost studies the Earth’s magnetic field, which protects our planet from harmful cosmic rays and leaves its signature in ancient rocks

New research suggests adequate vitamin D in midlife may help women maintain at least some of their brain power as they age