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Staffordshire hoard: Replicas of ‘king’s helmet’ on show

[ad_1] Image copyright Birmingham Museum Image caption The reconstructed helmets are based on hundreds of fragments found within the Staffordshire hoard A helmet thought to have been worn by a king has been reconstructed nine years after fragments of the original were found within the Staffordshire hoard.Of 4,000 pieces dug up in a field in 2009, up to a third were remnants of the rare Anglo-Saxon helmet, one of only
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China-backed coal projects prompt climate change fears

[ad_1] Image caption China is backing dozens of coal projects far beyond its borders As levels of greenhouse gases reach a new record, concerns are growing about the role of China in global warming.For years, the increase in the number of Chinese coal-fired power stations has been criticised.Now environmental groups say China is also backing dozens of coal projects far beyond its borders. Coal is the most damaging of the
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Humans ‘off the hook’ for African mammal extinction

[ad_1] Image copyright MICHAEL LONG/SCIENCE PHOTO LIBRARY Image caption Artwork: The extinct Hippopotamus gorgops was bigger than modern hippos, reaching lengths of 4.3m New research has disputed a longstanding view that early humans helped wipe out many of the large mammals that once roamed Africa.Today, Africa broadly has five species of massive, plant-eating mammal; but millions of years ago there were many more types of giant herbivore.Why so many types
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Meet the woman combing abandoned office buildings for unwanted treasures.

[ad_1] In 2014 the UK generated 202.8 million tonnes of total waste. 59.4% came from construction, demolition and excavation, according to DEFRAEnvironmentalists say that finding new uses for old materials should have as much prominence as recycling.Meet Cat Fletcher, the self-styled 'Resource Goddess' who runs re-use programmes in Brighton. She has saved thousands of tonnes of useful but unwanted goods from landfill, donating them to charities, social enterprises and good
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Pembrokeshire treasure hunter unearths Celtic chariot

[ad_1] Image copyright Mike Smith Image caption This bronze and enamel decoration would have been worn by the chariot's ponies A metal detectorist has found what is thought to be the first Celtic chariot burial to be uncovered in Wales.The burial ritual was reserved for high-ranking chiefs who would be interred complete with their chariot, horses, tack and even weapons.Mike Smith believes his find may point to a huge undiscovered
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Climate change: Warming gas concentrations at new record high

[ad_1] Image copyright SerrNovik Image caption Coal fired plants such as this one in Arizona are a significant source of carbon emissions Concentrations of key gases in the atmosphere that are driving up global temperatures reached a new high in 2017. In their annual greenhouse gas bulletin, the World Meteorological Organization (WMO) says there is no sign of reversal in this rising trend.Carbon dioxide levels reached 405 parts per million
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What would happen if a solar storm hit Earth?

[ad_1] Image copyright Getty Images A violent storm on the Sun could cripple communications on Earth and cause huge economic damage, scientists have warned. Why are solar storms such a threat?In 1972, dozens of sea mines off the coast of Vietnam mysteriously exploded.It was recently confirmed the cause was solar storms, which can significantly disrupt the Earth's magnetic field.Today, the effects of a similar event could be much more serious
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Climate change: Prince launches ‘waste to wealth’ summit

[ad_1] Image caption Rosie Tweedale and Toni Packham hold the duvet "insulation" While the world tackles plastic waste, some experts feel other forms of waste need attention too… like duvets.Yes, duvets. A student city like Brighton throws away tens of thousands of duvets a year.They are buried in landfill or burned - but researchers are trying to insulate walls with them instead.It's the sort of idea being promoted at a
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InSight: Nasa’s Mars mission on target for landing

[ad_1] Image copyright NASA Image caption Artwork: It takes 6.5 minutes to go from the top of the atmosphere to the surface The American space agency Nasa says its InSight Mars lander is on a near-perfect Thanksgiving trajectory. The probe is due to touch down on Monday at 19:53 GMT, to begin its quest to map the Red Planet's interior. Engineers can take the opportunity for one last course correction
Science/Nature

David Attenborough: Climate ‘biggest threat in thousands of years’

[ad_1] Sir David Attenborough is calling for urgent action to tackle climate change, which he describes as the "biggest threat to this planet in thousands of years".The Blue Planet II and Dynasties presenter is to take the "people's seat" at UN climate talks in December in Poland, and will give a speech made up of comments submitted by members of the public around the world.In an interview, he spoke of