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Huge black hole blasts out ‘double burp’

Huge black hole blasts out ‘double burp’

Image copyright NASA/Stsci/CXC Image caption Arrows point to the the two burps of gas coming from the black hole; the top arrow points to the newer burp and the bottom arrow points to the older one Astronomers have caught a massive black hole letting out a “double burp” after binging on hot gas. When cosmic […]

Theresa May defends ‘long-term’ plastic waste plan

Theresa May defends ‘long-term’ plastic waste plan

Image copyright Getty Images Theresa May has defended her 25-year plan to protect the environment as campaigners called for “emergency” action now. The prime minister said her long-term strategy, including eradicating all avoidable plastic waste in the UK by 2042, would allow future generations to “enjoy a beautiful environment”. Green groups said the proposals should […]

‘Serious gap’ in cosmic expansion rate hints at new physics

‘Serious gap’ in cosmic expansion rate hints at new physics

Image copyright NASA Image caption Artwork: The expansion of the Universe has been accelerating in the billions of years since the Big Bang A mathematical discrepancy in the expansion rate of the Universe is now “pretty serious”, and could point the way to a major discovery in physics, says a Nobel laureate. The most recent […]

Most expensive year on record for US natural disasters

Most expensive year on record for US natural disasters

Image copyright Karl Spencer Image caption Hurricane Harvey caused damage estimated at around $125bn in Texas last year The US experienced a record year of losses from fires, hurricanes and other weather related disasters in 2017, according to the US National Oceanic and Atmospheric Administration (Noaa). Total losses amounted to $306bn the agency said, over […]

El Nino’s long reach to Antarctic ice

El Nino’s long reach to Antarctic ice

Image copyright NASA Image caption The Getz Ice Shelf in West Antarctica feels the linkage strongly Antarctica may be thousands of kilometres from the central Pacific but events there can have a significant effect on the White Continent’s ice. Scientists have shown how ice shelves – the floating fronts of marine-terminating glaciers – respond to […]

Northern Forest: Plan to plant ‘ribbon of woodland’ across England

Northern Forest: Plan to plant ‘ribbon of woodland’ across England

Image copyright Getty Images Plans to create a new Northern Forest stretching from Liverpool to Hull have been kick-started by the government. It is providing £5.7m to increase tree cover along a belt spanning Manchester, Leeds and Bradford. The project will cost £500m over 25 years. The balance of the funds will need to be […]

Coral reefs head for ‘knock-out punch’

Coral reefs head for ‘knock-out punch’

Media captionNick Graham: “Anyone who cares about biodiversity needs to worry about the future of coral reefs” Repeat bouts of warmer seawater are posing a significant challenge to the world’s tropical corals. A study of 100 reefs, published in Science Magazine, shows the interval between bleaching events in recent decades has shortened dramatically. It has […]

John Young, US astronaut and pioneer, dies aged 87

John Young, US astronaut and pioneer, dies aged 87

Media captionJohn Young became an astronaut in 1962 US astronaut John Young, who flew to the moon twice and commanded the first ever space shuttle mission, has died aged 87, Nasa said. “Today, Nasa and the world have lost a pioneer,” agency chief Robert Lightfoot said in a statement. Young was the only person to […]

Bringing nature into your backyard

Bringing nature into your backyard

Image caption Brownfield metamorphosis: A garden about regeneration Projects such as the High Line in New York have used industrial spaces to create wildlife havens in the heart of the city. It’s a trend that’s spreading around the world. So how can you connect with nature on your own patch of turf? Take inspiration from […]

Raw waste water use on farms is ‘50% higher’ than estimated

Raw waste water use on farms is ‘50% higher’ than estimated

Image copyright Nana Kofi Acquah/IWMI Image caption Waste water is widely used in Ghana to irrigate farm land near big cities The global use of untreated waste water from cities to irrigate crops is much more widespread than previously estimated, says a new report. According to this updated assessment, nearly 30 million hectares are now […]