How air pollution is doing more than killing us

The air we breathe could be changing our behavior in ways we are only just beginning to understand. By Melissa Hogenboom / Images by Emmanuel Lafont – * This story is featured in BBC Future’s “Best of 2019” collection. Discover more of our picks. …

Lethal algae blooms – an ecosystem out of balance

Toxic formations across the US and the Baltic are part of a worrying trend linked to the climate crisis and farming methods. By Jeremy Hance – A harmful algae bloom in Lake Erie in September 2017.  Photograph: Zachary Haslick/Aerial Associates Photography/NOAA.   On …

The best space photos of 2019

By Michael Irving – A composite image comprised of optical data from the Isaac Newton Telescope and X-ray data from Chandra showing the stellar association Cygnus OB2.  X-ray: NASA/CXC/SAO/J. Drake et al; H-alpha: Univ. of Hertfordshire/INT/IPHAS; Infrared: NASA/JPL-Caltech/Spitzer. – The cosmic beauty of space …