How roots work (or don´t)

I remember the first few weeks of A-level science as being gutting: every cherished notion you had been taught was wrong. Electrons orbiting in nice circles? Pah. Chemical reactions with neat catalysis? Nah. Roots sucking in moisture and transporting it up the plant?...

Remove extraneous tourists from photos

Good tip: take multiple photos of a scene and use layers and masking to remove the tourists you don´t want. That said, who has the time to work on photos in the digital age – I take far to many to bother. [Update: here’s one reason why: one hour...

Nice to see

The Slovenia gang are convinced that we invented the word, and there is a Gnome / dwarf called Moobs in Ljubljana to prove it.

Big picture paralympics

Some fantastic pictures from the Paralympic games. I´ve enjoyed watching the competition, and not just because the UK is doing so well. What a beacon for the strength of the human spirit and our ingenuity.

12 trusts join NHS shared services

12 trusts join NHS shared services. Interesting to see SBS step in after a Capita deal went sour. I’m not sure the argument in the article about SBS benefiting from the downturn makes a huge amount of sense, though.

Green Sahara – The Big Picture

Green Sahara. Where to start. I love the giraffe petroglyph, especially given it is around 8,000 years old.But what about this: sand has a memory of when it last saw light. Yes, that’s what I thought to. Apparently you can date recent to c. 500,000 years old...

Framing and psychology

Some neat ideas in there – the need to work really hard on framing, and some of the ways in which we should all be using psychological research findings to our advantage.

Big pictures

Loads of great stuff, as always, in the Big Picture while I was away. Olympics: I liked the fencing shots because it is not a sport you often see. The length of the lunge they need to make and the extent of the aggression is amazing. You wouldn´t want to meet...