LifeFrom mushroom shrouds to cyber funerals, a 21st-century guide to death Death isn't what it used to be, and with so many end-of-life options to choose from it is never too soon to start contemplating your demise Features
PhysicsEinstein killed the aether. Now the idea is back to save relativityThe luminiferous aether has become a byword for failed ideas. Now it is being revived to explain dark matter and dark energy, and potentially unify physicsFeatures