798 search results
Why would you want to make a bee wear a backpack?
Nature & Environment

Why would you want to make a bee wear a backpack?

...energy honey bees generate while flying and visiting flowers. Bumble and honey bees, along with butterflies, moths and hoverflies perform much of the pollination that is essential for us to grow food. Unfortunately, since World War II, these insects have seen dramatic global population declines – numbers of some British bumblebees are down as much as 70%. There are lots...
View article Why would you want to make a bee wear a backpack?
Article 5 mins
Environment and Sustainable Development - Student Hub Live's Brexit Special
Nature & Environment

Environment and Sustainable Development - Student Hub Live's Brexit Special

...energy, and that the UK’s membership has allowed it to drive international action on conservation and climate change, whereas opponents argue that many of the EU’s problems are caused by its defective policies on farming, fishing and localism. The debate in today’s third session will focus on the EU’s environmental track record and future plans for green growth,...
View video Environment and Sustainable Development - Student Hub Live's Brexit Special
Video 25 mins
Being Sustainable(ish)
Nature & Environment

Being Sustainable(ish)

...Jen's own words: 'We're often short on time, energy, and sometimes sanity, and to top it off eco-anxiety is creeping in. You want easy ideas for doable changes you can make, not another ball to juggle, labelled "save the planet"'. Transcript Questions and Answers Transcript [Aerial view of a forest] For more ideas on living sustainably, click on the banner above...
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Video 40 mins
60-Second Adventures in Astronomy
Science, Maths & Technology

60-Second Adventures in Astronomy

...Energy Who'd have thought Albert Einstein could make a mistake? Dark Energy explores how Einstein was right all along about the expanding Universe. We never should have doubted him. Black Holes Is it possible to make your own black hole? DIY experts take note. Taking a Galactic Census How do you take a census in space? Find out how it is possible to produce a 3D map of...
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Video 17 mins
Should we be worried about the US withdrawal from the Paris climate agreement?
Society, Politics & Law

Should we be worried about the US withdrawal from the Paris climate agreement?

...energy needs from renewable sources by 2020 and is even considered a “renewable energy paradise”. Renewable energy initiatives in most other countries are pale by comparison. The US has very different reasons to withdraw from the Paris climate deal. Trump wants a deal “on terms that are fair to the United States” and his reason for withdrawing from the deal is...
View article Should we be worried about the US withdrawal from the Paris climate agreement?
Article 10 mins
Live long and prosper?
Science, Maths & Technology

Live long and prosper?

...Solar System. We know that the Sun is orbited by four close-in, rocky planets (Mercury, Venus, Earth and ars), then there is an asteroid belt containing millions of small rocky bodies. Further out still are four gas-giants (Jupiter, Saturn, Uranus & Neptune) each accompanied by dozens of rocky moons, and then another region containing millions of icy bodies, known as the...
View article Live long and prosper?
Article 10 mins
How can you tell if a signal from space is an alien communication?
Science, Maths & Technology

How can you tell if a signal from space is an alien communication?

...solar flares coming from the red dwarf star (a small and relatively cool star). Such stars are indeed prone to this type of activity, but the researchers say the radio pulses are unlike anything ever seen from other similar stars. Perhaps more likely is that the signals originate closer to home – arising as interference from a high altitude, Earth-orbiting artificial...
View article How can you tell if a signal from space is an alien communication?
Article 5 mins
How can we say Bitcoin is overvalued when we don't know how to value it?
Money & Business

How can we say Bitcoin is overvalued when we don't know how to value it?

...energy consumed by Bitcoin miners (the computers that validate transactions and are rewarded with Bitcoins). Diverging from fundamentals If we take a close look, we can see how the price of Bitcoin may be diverging from these fundamentals. For instance, it is becoming less profitable to be a miner, especially as the energy required increases. At some stage the cost may...
View article How can we say Bitcoin is overvalued when we don't know how to value it?
Article 5 mins