The economic benefits of providing sanitation to Cape Town's slum dwellers
In Cape Town, improved sanitation is vital to improve the lives of slum dwellers.
Scientists think they may have pinpointed the protein that controls ageing
A new study suggests that the the mitochondria could be home to a protein that controls ageing.
Without action, this could cause annual global GDP to fall by up to 3.8% before 2050
Vaccine development needs to play a vital role in combating anti-microbial resistance, argue Professor David Heymann and Abbas Omaar.
11 things to know about global obesity
On World Obesity Day, a look at the situation around the world.
How to reverse the medical brain drain
G. Richard Olds looks at the medical brain drain, and what can be done about it.
Brain training exercises: why a walk in the park might be better
Tom Stafford examines the scientific evidence behind brain training exercises, and concludes you're probably better just going for a walk in the park.
We could be one step closer to a cure for HIV
A team of scientists in the UK think they might be a step closer to developing a cure for HIV.
Our life span could have reached its peak
Researchers think that, without taking into account synthetic biology and advancements in biotech, our lifespans have reached their limit.
This ink could enable scientists to 3D-print bone implants for children
Scientists have developed a 3D-printable ink that produces a synthetic bone implant that triggers bone regeneration and growth.
Eradicating polio is a question of 'when' not 'if'. This is why
Michel Zaffran, Director, Polio Eradication at the WHO, argues that, despite recent cases in Nigeria, eradicating polio is only a matter of time.
Brain plasticity explained: yes, you really can change your brain
In recent years there has been a significant shift in the way we understand the brain.
92% of us are breathing unsafe air. This map shows just how bad the problem is
The World Health Organization (WHO) has released new research revealing which places are most – and least – affected by air pollution.