Supporting 21st Century Science GCSE

ScienceBlog is our own portal for students and teachers. It brings all our latest articles, free images, newsfeeds, downloads, multimedia resources, and weblinks relevant for the study of  21st Century Science. This site is o­ne of  number of complementary websites we have developed for science education. All developed using wonderful Open Source software!

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Most-popular - leading 25

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Radiation Scare from Mobile Phones  Popular

Category: Start / Radiation and life / Mobile Phones
" 2.5 times risk of brain tumours from phone radiation in humans? Early Alzheimers disease from destroyed brain cells? Each month we see more reports about mobile phone radiation effects - but what does it actually mean for you and me? Is there really a health risk? Here is a common-sense personal view from a physician and parent of four children who is also a major user of wireless devices of all kinds."
Added on: 20-Mar-2004 | hits: 1075
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Radio Frequency Safety (rfsafe)  Popular

Category: Start / Radiation and life / Mobile Phones
"Since 1995 RF Safe (RFS) has provided the most reliable information and best protection to keep you safe from RF/EMF Radiation!"
Added on: 20-Mar-2004 | hits: 895
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Mobile phone cancer study 'flawed'  Popular

Category: Start / Radiation and life / Mobile Phones
A study that researchers claim suggests links between using mobile phones and brain tumours is flawed, radiation experts have said........
Added on: 20-Mar-2004 | hits: 731
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Electrical Safety  Popular

Category: Start / Modelling the behaviour of electric circuits / Safety Matters
Electricity makes tools, lamps and other electrical appliances work anywhere you plug them in. It is very important to teach your children about electrical safety around your home.
Added on: 27-Feb-2004 | hits: 703
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Spare the Air (FAQ)  Popular

Category: Start / Air Quality
Direct from Sacramento, California. Useful information for other communities.
(Regional Air Quality Resource)
Added on: 18-Sep-2005 | hits: 694
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Plug into Safety  Popular

Category: Start / Modelling the behaviour of electric circuits / Safety Matters
Electricity is a daily convenience that can also injure if you do not treat it with respect. Everyday someone dies in an electrical accident. Everyday someone loses their home or business due to an electrical fire.
Added on: 27-Feb-2004 | hits: 677
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Phone threat to air safety  Popular

Category: Start / Radiation and life / Mobile Phones
There is new evidence passengers using mobile phones endanger aircraft, according to a Civil Aviation Authority report obtained by BBC News Online.
Added on: 20-Mar-2004 | hits: 671
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Facts about my Electric Car  Popular

Category: Start / Air Quality
An owner provides a range of answers related to electric cars and ownership....
Added on: 18-Sep-2005 | hits: 660
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GM Foods  Popular

Category: Start / Food matters
The appearance of genetically modified foods in the marketplace has resulted in a firestorm of public debate, scientific discussion, and media coverage. A variety of ecologogical and human health concerns come with the new advances made possible by genetic modification. ......
Added on: 09-Nov-2005 | hits: 649
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Mobile Telephony and Health  Popular

Category: Start / Radiation and life / Mobile Phones
"Mobile phones are designed to transmit radio waves in all directions because base stations could be in any direction with respect to phone users. This means that a proportion of the radio waves they produce is directed towards the userís body....."
Added on: 20-Mar-2004 | hits: 638
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Intensive Agriculture  Popular

Category: Start / Food matters
Intensive agriculture is the primary subsistence pattern of large-scale, populous societies. It results in much more food being produced per acre compared to other subsistence patterns.
Added on: 09-Nov-2005 | hits: 621
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Mysteries of Deep Space  Popular

Category: Start / The Earth in the Universe

It's been a long, strange trip for this universe we call home. Follow its development and take a peek at what's ahead with the interactive timeline......

Added on: 04-Nov-2005 | hits: 593
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An introduction to homeostasis  Popular

Category: Start / Homeostasis
A well-structured set of notes. Meant as an introduction to homeostasis. Clear and concise, for both students and teachers.
Added on: 31-Dec-2003 | hits: 592
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Stop Climate Change  Popular

Category: Start / Radiation and life / Global Warming
"Greenpeace is asking you to take part in an energy revolution. To go from a world powered by nuclear and fossil fuels to one running on renewable energy. Human caused climate change is a reality. Fortunately, there are proven energy solutions we can put to use today to provide sustainable development and energy for all. Will this energy transformation occur rapidly enough to avert the worst effects of a warming world? You will help decide the answer to that question."
Added on: 03-Dec-2005 | hits: 588
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Global Waming Basics  Popular

Category: Start / Air Quality

If you're a planet, too hot is bad. But when it comes to turning up the heat to fight global warming -- o­n the president and Congress, governors and state legislators, automakers and electric companies -- there's no such thing as too hot. Take action today!

Added on: 18-Sep-2005 | hits: 582
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Cell Phone Safety News  Popular

Category: Start / Radiation and life / Mobile Phones
Cell phone radiation news and mobile phone safety news from the leading news organizations. We try to bring you only the most credible reports about the dangers of cell phone radiation and inform you on mobile phone safety....
Added on: 20-Mar-2004 | hits: 578
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Intensive and Extensive Agriculture  Popular

Category: Start / Food matters
Description and definitions from Encyclopedia Brittanica
Added on: 09-Nov-2005 | hits: 578
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Corante  Popular

Category: Start / Science News / General Science
Corante is a leading news and business intelligence service on technology and science that's read by many of the sector's top entrepreneurs, executives, funders, followers and thinkers. An information service that delivers targeted news coverage of multiple verticals via its website and email newsletters, Corante is also helping to pioneer the emergence of blogging as an influential and important form of reportage, analysis and commentary.
Added on: 08-Dec-2004 | hits: 575
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Global Warming Posters  Popular

Category: Start / Radiation and life / Global Warming
This is a selection of posters produced within CRU. These are mostly PDF files, which can be viewed using the free Adobe Reader. Although they are generally A0 size (760◊1060mm) they can be printed to whatever printer size you have by using the Shrink to fit print option.
Added on: 03-Dec-2005 | hits: 574
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Understanding Plate Motions  Popular

Category: Start / The Earth in the Universe
Find out about plate tectonics, including Divergent boundaries -- where new crust is generated as the plates pull away from each other. Convergent boundaries -- where crust is destroyed as one plate dives under another. Transform boundaries -- where crust is neither produced nor destroyed as the plates slide horizontally past each other. Plate boundary zones -- broad belts in which boundaries are not well defined and the effects of plate interaction are unclear.
Added on: 01-Jan-2004 | hits: 572
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DNA the instruction manual for life  Popular

Category: Start / You and your genes
"DNA is in every cell of your body. Join us as we zoom in on a human hand until we get down inside of the nucleus. The nucleus contains DNA, the Instruction Manual for your body. "
Added on: 31-Dec-2003 | hits: 561
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A guide to air quality and health  Popular

Category: Start / Air Quality
Useful information relating to Air Quality Index and how it affects the health of individuals. (USA website)
Added on: 18-Sep-2005 | hits: 560
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What is sustainable agriculture?  Popular

Category: Start / Food matters
This paper is an effort to identify the ideas, practices and policies that constitute our concept of sustainable agriculture. We do so for two reasons: 1) to clarify the research agenda and priorities of our program, and 2) to suggest to others practical steps that may be appropriate for them in moving toward sustainable agriculture
Added on: 09-Nov-2005 | hits: 553
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Children resemble their parents  Popular

Category: Start / You and your genes
A superb introduction . Divided into the following sections 1 Children resemble their parents. 2 Genes come in pairs. 3 Genes don't blend. 4 Some genes are dominant. 5 Genetic inheritance follows rules. 6 Genes are real things. 7 All cells arise from pre-existing cells. 8 Sex cells have one set of chromosomes; body cells have two. 9 Specialized chromosomes determine gender. 10 Chromosomes carry genes. 11 Genes get shuffled when chromosomes exchange pieces. 12 Evolution begins with the inheritance of gene variations. 13 Mendelian laws apply to human beings. 14 Mendelian genetics cannot fully explain human health and behavior.
Added on: 31-Dec-2003 | hits: 552
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Air Pollution from Planes and Airports  Popular

Category: Start / Air Quality
Airports are known to be major sources of noise, water, and air pollution. They pump carbon dioxide (CO 2), volatile organic compounds (VOCs), and nitrogen oxides (NOx) into the atmosphere, as well as dump toxic chemicals--used to de-ice airplanes during winter storms--into waterways.
Added on: 18-Sep-2005 | hits: 550
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