2,752 search results

Is Brazil's future Utopia now a thing of the past?
Society, Politics & Law

Is Brazil's future Utopia now a thing of the past?

...systems turned Brazil into a positive model of a democratic country ripe for foreign investment and a more important role in world affairs. [Utopia sculpture in Brasilia] A sculpture proclaiming Utopia in Brasilia A perfect political storm Brazil is now in the throes of a perfect storm of problems. It is experiencing an economic, political, social and moral crisis that...
How our brain changes as we grow old: the Blood Brain Barrier breakdown
Science, Maths & Technology

How our brain changes as we grow old: the Blood Brain Barrier breakdown

...system, controlling processes occurring at different levels in the body. The structure of the brain is complex and any disturbance can lead to alterations that would affect its functions in several ways. Our brain needs to obtain solutes and nutrients from the circulatory system, as well as to eliminate waste products derived from metabolism. This homeostasis regulation...
IT: device to device communication
Science, Maths & Technology

IT: device to device communication

...system? Is there anything else you can think of that would be needed? Discussion The extract identifies sensors, actuators, computers (processors), storage devices, and databases. But it says nothing directly about what connects all these together – the communication link – and what rules are needed to enable the devices to talk to each other...IT: device to device...
Level 1: Introductory 20 hrs
Open sanctuary hub
Education & Development

Open sanctuary hub

This hub is a space of welcome for refugees, people in the asylum system and the wider community. It offers free courses covering a range of subjects.
Integrated safety, health and environmental management: An introduction
Digital & Computing

Integrated safety, health and environmental management: An introduction

...systems as well as the service module's engine, the three astronauts returned safely to Earth. Can you think of a better example of the value of emergency planning? Two features are common to all disasters: no one thought that it could or would happen to them; those who were prepared saved lives and livelihoods. Without a plan there is little or no chance of an effective...
Internet of everything
Digital & Computing

Internet of everything

...Systems Ltd and adapted for OpenLearn by The Open University. The collaboration of The Open University and Cisco Systems to develop and deliver this course as part of OpenLearn’s portfolio will provide and extend free learning in this important and current area of study....Session 1: What is the IoE?: Introduction - Early in your reading you will discover that the terms...
Level 1: Introductory 15 hrs
Can renewable energy sources power the world? Badge icon
Science, Maths & Technology

Can renewable energy sources power the world?

...systems Are there any bioenergy systems you can think of that could allay the above concerns? Answer Some bioenergy systems, such as short rotation forestry or coppice, can increase biodiversity compared to conventional agriculture. Among more experimental technologies, microalgæ don’t take up agricultural land and may be useful in cleaning up both nutrient residues...
Caroline Underwood - Earth in Vision
Nature & Environment

Caroline Underwood - Earth in Vision

...think it’s come a long way since then, but I had a significant amount of feedback from the medical community about that show, so I think it did open a dialogue and that programme was certainly used a lot in schools and universities, as do most of our shows. And in the wildlife area I think it was a series, we ended up doing three different programmes, each one building...