The Stickiness of Water
Water rises up and forms individual droplets on leaves because it is ‘sticky’, it is literally attracted to itself. The hydrogen atoms in each molecule…
Tag: extraordinary
How to Use the UK Military’s Survival Compass to Tell the Time
A guest blog by John Hudson FRGS, the UK military’s Chief Survival Instructor. Direction finding in the military these days uses lots of technology, but…
Ice Wall in Finland
I’ve just received another fascinating email from ‘Chris in Finland’: I took this photo a few days ago on Lake Näsijärvi, Tampere, Pirkanmaa, Finland. This…
Which Way Are We Looking – Night Walk
I went for a very enjoyable night walk in the South Downs last night. What direction are we looking in the photo above? Answer… We…
Beautiful Gate Latch
I was walking through the Goodwood Estate yesterday when I came across something strange and beautiful.
What is the Planetary Boundary Layer?
From The Secret World of Weather: The lowest part of the atmosphere is the only area strongly influenced by the sun’s radiative heating of the…
Frozen Splash Sculpture
Water sprayed by cars driving through a puddle has frozen in the layer of very cold air near the ground.
A Lifeboat in the Desert
In these strange times, it felt appropriate to share some photos of a lifeboat I found abandoned in the desert outside a village in Sharjah,…
Temperature Inversion in Yellowstone
My thanks to George Bumann for sending over this great pic of a temperature inversion in Yellowstone Park. During temperature inversions cool air becomes trapped…