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David Bradley



Sciencebase - Songs, Snaps, Science



Last Build Date: Mon, 16 Jan 2017 17:57:48 +0000

 



From Paintshop Pro to Photoshop to Paint.net and back to PSP

Mon, 16 Jan 2017 17:57:48 +0000

Years ago I used Paintshop Pro as a lightweight alternative to Photoshop, then I got turned to Photoshop (I had a legit copy of version 2!) but later abandoned it for other programs such as paint.net. Unfortunately, that application never quite cut the mustard in terms of creating masks nor feathering selections So, I started … Continue reading "From Paintshop Pro to Photoshop to Paint.net and back to PSP"



Does hotter water freeze faster than cold?

Thu, 12 Jan 2017 10:27:17 +0000

It sounds like #deceivedwisdom, but there are lots of reputable scientists who believe the Mpemba effect wherein hot water freezes faster than cold water is real. Youtube was replete with videos of people fling pans of boiling water into Canada’s freezing winter air to make clouds of “snow” and their friends with cold water attempting … Continue reading "Does hotter water freeze faster than cold?"



Winter halo around the moon

Thu, 12 Jan 2017 08:47:02 +0000

There was a gorgeous winter halo around the pre-full moon last night. The near 22° halo is an optical phenomenon occurs as moonlight is refracted by millions of ice crystals suspended in the atmosphere. The halo is large with a radius approximately the size of an outstretched hand at arm’s length. As light passes through … Continue reading "Winter halo around the moon"



What Facebook knows about your photos

Tue, 03 Jan 2017 16:27:41 +0000

Have you ever wondered what Facebook thinks of your photos…here’s a simple trick to find out courtesy of my friend Amit Agarwal’s Digital Inspiration blog. First, in the Google Chrome browser, open any photograph on the Facebook website and click the thumbnail to view the enlarged version of the image. Next, right-click the image and choose … Continue reading "What Facebook knows about your photos"



Japanese manga STEM girls

Thu, 22 Dec 2016 15:28:37 +0000

Ana Verissimo of the University of Leicester is mashing up her love of Japanese art with a passion for science with the launch of a new series of manga characters. ‘STEM Heroes’ follows the adventures of four high school girls using their amazing STEM skills – Science, Technology, Engineering and Mathematics – in order to solve … Continue reading "Japanese manga STEM girls"



A better year

Mon, 19 Dec 2016 12:16:58 +0000

Is it just me or do you feel it’s been a truly bitter-sweet year, there have been many highs but far too many lows? A Better Year by Dave Bradley A Better Year When life takes a turn for the worse, the worst it could ever be And you yearn for something to quench that … Continue reading "A better year"



Did you get hacked?

Sat, 17 Dec 2016 08:19:39 +0000

The Rayban scam is doing the rounds again, don’t click any friends’ updates where there’s an offer of cheap sunglasses, I mean come on, look at the weather. Some people imagine hackers sitting typing in passwords one after the other until they get into your account, this is not what hackers trying to break into … Continue reading "Did you get hacked?"



Mozart beats Metallica at Operation

Mon, 12 Dec 2016 10:56:40 +0000

Men should avoid listening to rock music when playing board games, such as Operation, according to UK scientists who, presumably on the last day of term brought in some toys to play in the lab. Mozart may enhance a man’s performance in board games – while Metallica may hinder their chances, they suggest. The scientists behind … Continue reading "Mozart beats Metallica at Operation"



Starburst Christmas Tree

Mon, 12 Dec 2016 09:59:19 +0000

I snapped a few night-time shots of the Christmas tree and lights on our village green this weekend. I did a few “pulling” the zoom with a fairly low shutter speed so that I got some night drawn out light effects from the tree and the Xmas lights encircling the green. Having seen the starburst … Continue reading "Starburst Christmas Tree"



Periodic Table Song Updated – The Elements redux

Fri, 09 Dec 2016 17:38:15 +0000

My good friend Helen Arney has updated every chemist’s favourite Tom Lehrer song The Elements often referred to as the periodic table song, bringing in the new elements discovered or synthesised since 1959 and including the recently announced official names of elements 113, 115, 117, and 118 [nihonium (Nh), moscovium (Mc), tennessine (Ts), and oganesson (Og), respectively]. … Continue reading "Periodic Table Song Updated – The Elements redux"