Closing the Loop
H&M have announced the €1 million Global Change Award. Do you have a brilliant idea to help make the fashion industry more eco-friendly?
The world's first licensed malaria vaccine
July 2015 saw a landmark achievement in the fight against malaria, with the first effective vaccine getting a positive scientific opinion from the European Medicines Agency.
Coping with the heat
The picture at the top of this post is my dog, Negura. You many notice that he looks like an idiot. When it's hot, humans use perspiration (also known as sweating) to cool down, but dogs don't have many sweat glands. What do they do instead?
Can you spot the odd one out?
Can you spot the odd one out between the rock cavy, dugong and hyrax?
Wasps - not so evil after all
Wasps are the scourge of picnics throughout the world and it can hurt a lot if they sting you. Just what is the point of them? We shed some light on the bees scarier cousin...
The world's fresh water is running out
A new study shows that all over the world we're using fresh water faster than it is being replenished. Find out where in the world is most affected and what you can do to help.
The human cost of climate change
Global warming and climate change are seldom out of the news and we’ve suffered some pretty unusual weather lately. Spare a thought for the residents of Kivalina in Alaska who are experiencing its effects first hand – and the devastating consequences.
Some Ethical Inspirations
With the deadline for nominations for this year's Observer Ethical Awards fast approaching (nominations need to be in by midnight on 16 March 2015) we thought now would be the perfect time to take a look at some of the past winners for inspiration