demographics Earth now has population of 8 billion, says U.N. Rob Beschizza

Culture Wildly-popular UK dance party pays homage to Sir David Attenborough Rusty Blazenhoff

norway Follow the journey of a Norwegian man's first day of work in this 'Planet Earth'-style documentary Rusty Blazenhoff

jimmy kimmel Snoop Dogg narrates baby iguana's narrow escape from hungry snakes Rusty Blazenhoff

bbc Planet Earth 2 but the animals have human screams Rob Beschizza

Science Earth's magnetic field is weakening Mark Frauenfelder

Budget oven gloves from QVC leave customers with burned hands Ellsworth Toohey

Space There was never life as we know it on Venus Rob Beschizza

Science "Young" exoplanet may end up a super-Earth Rob Beschizza

biology We may have already killed life on Mars Thom Dunn

climate Interactive Koppen climate map Rob Beschizza

science fiction Free Galaxy magazine archive: 356 classic sci-fi issues now online Mark Frauenfelder

disappointment MAGAs are mad GOP Senators didn't do what they expected Jason Weisberger

The world's largest and oldest organism may have been growing for 80,000 years Allan Rose Hill

NASA more than pays for itself, "generated $76bn" for U.S. economy last year Rob Beschizza

NASA NASA releases freaky photo of what appears to be an ET's decapitated head on Mars Allan Rose Hill

climate change Green space now covers nearly 5 square miles of Antarctica Thom Dunn

NASA Ceres may be an "ocean world" only 18 months from home Rob Beschizza

Space Io: Jupiter's hellish and beautiful moon where rivers of lava never stop flowing Popkin