summer Impromptu train station duet goes viral: Pianist and violinist take on Vivaldi's 'Summer' Rusty Blazenhoff

pipes What's the difference between a pipe and a tube? Andrea James

london Banksy left a pro-mask message in London train car Rusty Blazenhoff

History What the London Underground used to be like Rob Beschizza

london London Underground releases official geographic map Rob Beschizza

politics Huntington Beach once again representing the Volksdeutsche Jason Weisberger

DIY Do you want red or blue Loctite? Jason Weisberger

music Columbia's National Anthem as sung by its wildlife Gail Sherman

animal ASMR Animals in an adorable munching montage Jennifer Sandlin

police Drug-addicted rats infest Houston PD's evidence room Gail Sherman

Cooking Clearing up some myths about cast iron cookery Jason Weisberger

Boing Boing Gadgets Kids can build their own Smartwatch Boing Boing's Shop

Science How to filter sediment from muddy water with a paper towel and some cups Popkin

world record Gözde Doğan breaks world record by crushing 5 watermelons with her thighs in 1 minute Popkin

volcano Harrowing footage shows climbers escaping eruption on Mount Dukono Popkin

politics Republican Senators find their spines hiding behind a brave woman Jason Weisberger

ghosts Mysterious floating orb and ghostly activity caught on security cam inside bar after closing time (video) Allan Rose Hill

Surgeon gives himself a vasectomy and posts video of procedure to Instagram as "gift" to his wife Allan Rose Hill