2,577 search results

The ageing brain: 'use it or lose it'
Health, Sports & Psychology

The ageing brain: 'use it or lose it'

...changes. It is the natural ‘wear and tear’ of our brain. When we are younger, there is also tiredness that affects the whole system but it is much easier to sleep it off. The older we become, the more worn out our bodies and brains get and sleep does not really get better as we grow older. With increasing age, our metabolism slows down, making food processing last...
A brief history of the lens
Society, Politics & Law

A brief history of the lens

...changing breakthrough emerged through parallel developments in China and Italy. As lens making became more accurate, artists began to realise the possibilities for using a lens to help with making an image, at the same time as they asked questions about the effects of light on how we interpret what we see. This matters if you want to paint a realistic human figure; the...
Exploring Europa
Science, Maths & Technology

Exploring Europa

...change the chemistry of the surface. To allow us to assess the prospects for life in Europa’s ocean, we need to answer questions like: how can we recognise chemical compounds from the ocean and distinguish them from dust or molecules that might have been delivered from space? How might compounds from the ocean change during their journey from the ocean to the surface?...
Vikings - just misunderstood?
History & The Arts

Vikings - just misunderstood?

...changes, we have to see them in the context of increasing contact between Scandinavia, the British Isles, and continental Europe – in which the Vikings were key players. Technological innovations such as the potter’s wheel and the vertical loom transformed not only the types of products being manufactured in Viking settlements, but also the scale on which they were...
How radical was Martin Luther King?
History & The Arts

How radical was Martin Luther King?

...changes. In a stark change from his earlier views, King devastatingly targeted white moderates willing to settle for “order” over justice. In an oppressive environment, the avoidance of conflict might appear to be “order,” but in fact supported the denial of basic citizenship rights, he noted. “We merely bring to the surface the hidden tension that is already...
Rosa Parks and Rob Williams sparked a revolution against racism – but has the US squandered their legacy?
Society, Politics & Law

Rosa Parks and Rob Williams sparked a revolution against racism – but has the US squandered their legacy?

...change in US society through the dismantling of Jim Crow (racial segregation) laws. Parks went on to become an iconic figure renowned throughout the world as a pioneer of the freedom of movement. In comparison, Williams’ story has largely been erased from history. His insistence that black people bear arms in order to defend themselves against violent racism led to his...
'Bad Apples' or Organisational Cultures?
Education & Development

'Bad Apples' or Organisational Cultures?

...change and limit the possibility of addressing racial inequalities at large? Moreover, one critical question or area of inquiry is how do individuals within organisations, who shape the structures, processes, practices and ‘cultures’ within those organisations, address institutional, structural and systemic racism in meaningful ways when racism is so normalised as to...
‘Shut up and play’: a brief history of athlete activism
Health, Sports & Psychology

‘Shut up and play’: a brief history of athlete activism

...change. We should not, however, assume that athlete activists are well received, and it has been suggested that there is an unspoken rule in sport that athletes keep their activism off the field of play. What’s race got to do with it? Race is arguably the most explosive issue in sport. Although anti-racism activism has been around for decades, a new sense of urgency has...