SpaceWe live in a cosmic void so empty that it breaks the laws of cosmology Mounting evidence suggests our galaxy sits at the centre of an expanse of nothingness 2 billion light years wide. If so, we may have to rethink our understanding of the universe Features
EnvironmentA container ship just tested a system to capture its own CO2 emissions Shipping companies are experimenting with onboard carbon capture systems, but they face difficult trade-offs on energy and space for regular cargo News