Sydney Zoo: Does the world still need big zoos?
As Sydney gets a brand new zoo, animal experts question what we really learn from visiting captive animals.
Author Archives: BBC News - Science & Environment
COP25 climate change conference: What are you giving up for environment?
As the annual COP25 climate change summit continues in Madrid, we asked delegates from all over the world how they were adapting their lives for the sake of the environment.
US meteorite adds to origins mystery
Scientists are getting closer to tracing the sources of meteorites that fall to Earth.