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The Bottom Line Expert Opinion: Renewable Energy
Money & Business

The Bottom Line Expert Opinion: Renewable Energy

...solar panels and a personal wind turbine] In the 21st century climate change is an increasingly important global concern. Its human and economic consequences could be dramatic and demand a decisive as well as co-ordinated response. However, the issue is far from controversial. A number of politicians, notably in the US, have challenged its very existence while others have...
60 Second Adventures in Astronomy: Dark energy
Science, Maths & Technology

60 Second Adventures in Astronomy: Dark energy

...Energy explores how Einstein was right all along about the expanding Universe. We never should have doubted him...Find out more about The Open University's Natural Sciences courses. Transcript Read Stephen Serjeant on what it means to equate the curvature of the Universe with the amount of stuff in the Universe Discover how you can study physics and astronomy with The...
The ice-covered ocean worlds of the outer Solar System
Science, Maths & Technology

The ice-covered ocean worlds of the outer Solar System

...Solar System to host extra-terrestrial life. Robotic spacecraft, such as NASA’s Galileo and Cassini missions, have shown that several icy moons contain vast oceans of liquid water deep below their icy surfaces, where conditions may be suitable for life. Two of the best-studied of these icy moons are Europa, one of Jupiter’s moons, and Enceladus, a moon of Saturn....
Hitching a ride on an asteroid to travel back to the birth of the Solar System
Science, Maths & Technology

Hitching a ride on an asteroid to travel back to the birth of the Solar System

...solar system. [Meteorite Murchison carbonaceous chondrite from Australia] Meteorite Murchison carbonaceous chondrite from Australia Earth’s atmosphere, however, is an issue for any space rock looking to find its way to Earth. It acts as a filter, favouring the survival of rocky and metallic meteors. But there can be further problems after such rocks land on Earth. Most...
Your house is full of space dust – it reveals the solar system's story
Science, Maths & Technology

Your house is full of space dust – it reveals the solar system's story

...solar system because of collisions with other comets in the Kuiper belt, a major comet belt found beyond Neptune. The annual Perseids and Leonids meteor showers are produced by the Earth encountering the dusty debris left behind from comets Swift-Tuttle and Tempel-Tuttle.When space dust falls to Earth, depending on its size and abundance, it can produce a meteor shower...
The monster has wings: Should we be worried about youth consumption of energy drinks?
Health, Sports & Psychology

The monster has wings: Should we be worried about youth consumption of energy drinks?

...energy drinks that anywhere else in Europe. Amelia Lake and Shelina Visram ask if it's time to take action...[Supermarket display of energy drinks, Germany, 2015] It would be a bit shocking to see children and teenagers drinking espressos, yet it’s socially acceptable for young people to reach for energy drinks to give them a quick “boost”. Unaffected by the...
What does scientific evidence tell us about making our homes energy efficient?
Money & Business

What does scientific evidence tell us about making our homes energy efficient?

...energy efficient” actually mean? We know it’s important: homes account for around a quarter of total energy consumption, and most of this is used for heating and hot water. So anything you can do to reduce usage will help your bottom line. [Spraying insulation foam] Efficiency programmes range from the provision of low energy light bulbs to whole-house retrofitting....
Safer battery could spark investment in renewables
Nature & Environment

Safer battery could spark investment in renewables

...solar power into more viable user generated energy sources. Researchers have developed a battery that uses a common food additive to enable abundant solar and wind power to be stored cheaply and safely in homes and offices. The dream of a home battery – cheap, durable, safe, and as big as you like – that could store solar or wind power is a step nearer reality....