What is Global Dimming?
A recently discovered phenomenon, Global Dimming, is now being recognised by scientists as real and needs to be addressed urgently…. What exactly is global dimming? Global dimming is a recently discovered phenomenon that reduces the amount of solar radiation reaching the surface of our planet. Until recently, scientists had dismissed the published evidence, since it directly […]
Health effects of food additives
If you need to study a controversial topic, look no further! Two quite polarized views can be identified. First, we have the massive great food conglomerates, backed by food organisations. Here you should find a common message such as ” Hang on, don’t panic, we need more evidence and more research…”. Then there are the consumers […]
Applied Science : Communications: Revision Activities
Here are some revision activities for GCSE Applied Science: Communications Global Networks Routing Sports Photographer TV Gallery Ofcom Communications Business You can download the ZIP package, to try on your own computer from http://www.scienceblog.org/revision/communications/communicateweb.zip You can also download the Hot Potatoes package http://www.scienceblog.org/revision/communications/communicate.zip (Hot Potatoes will need to be installed to run these exercises) Need paper versions? […]