Atomic Butterflies

When I first moved to my current house some 20-years ago, my next-door neighbour had a buddleia growing in their garden which overhung part of my driveway. In the summer, the shrub was a resting spot for a multitude of red admiral butterflies, which exploded into a swarm if I got too close. Sadly, thatContinue reading “Atomic Butterflies”

Luminous toothpaste

Imagine my delight when I discovered a toothpaste that promised luminous teeth. I imagined lighting my way at night with a glowing smile, or even having British teeth brighter than those in the United States. Of course, I’m not so gullible to take this literally and can spot marketing hyperbole when I see it. Nevertheless,Continue reading “Luminous toothpaste”

How do we know humans are responsible for climate change?

I write this a few days after David Attenborough’s program, “Climate Change – The Facts” appeared on the BBC. It received great acclaim but like so many accounts it explained the consequences, not the science behind how we know climate change is anthropogenic. It’s not surprising there are so few accounts of the science becauseContinue reading “How do we know humans are responsible for climate change?”

Is Science Popular?

Scientists often despair at the general lack of scientific understanding by the general public. And to be fair, that understanding is not brilliant, evidenced by regular surveys. I have summarised a snapshot of a series of surveys from across the world below to illustrate the point. Percentage of people getting the right answer to aContinue reading “Is Science Popular?”

Brain cells and the atomic bomb

Reports appeared in the press recently proclaiming that humans produce new brain cells throughout their lives (for example, The Guardian ). This account appears to contradict previous reports such as in The Conversation and in Discover Magazine Don’t we all wish these scientists could make up their mind (pun intended)? The most recent accounts thatContinue reading “Brain cells and the atomic bomb”