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The patient was completely blind before the treatment - now he can see and count objects on a table.
BBC News
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| Updated | 2026-04-19 17:00 |
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Trials are underway with dogs trained to sniff out the coronavirus. If the trails are successful, dogs could aid efforts to prevent super-spreading in busy areas.
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Stan Renton and his wife Audrey, have been heating their home with coal for their entire married lives.
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'Miss. What's a duck?' The question that convinced one school to adopt nature-friendly learning.
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Sir Richard Branson's spaceplane completes the first of three key test flights above New Mexico.
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Coronavirus has shown how good science should be embedded in all big decisions, writes Prof Ruth Morgan.
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China is now the second country after the US to operate a rover on the Red Planet.
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Programme to test wastewater for the virus that causes Covid now covers two-thirds of England's population.
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Environment ministers from leading countries agree to take further steps to help limit global heating.
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Submarines controlled by artificial intelligence are being designed to take on military missions.
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Older farmers in England will be paid to retire under a government scheme.
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Imagery comes back from the six-wheeled robot that landed successfully at the weekend.
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Higher temperatures have accelerated build-up of salts, which causes the art to flake off the walls.
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They're still too expensive and there are not enough charging points, a report warns.
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A ban on new gas boilers from 2025 is one step to reach net-zero emissions by 2050, say energy experts.
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The government promises to "halt the decline of nature" as part of a drive to improve the environment.
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The study looked at approximately 1,000 factories that make the raw materials for single-use products.
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At least 50 billion individual wild birds are on the planet, including 1.6 billion house sparrows, scientists say.
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The team will use this time to seek investment to help them break the land speed world record.
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Greenpeace says it found plastic waste from UK supermarkets dumped and burned at numerous sites.
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John Kerry told the BBC technologies that don't yet exist will play a huge role in stabilising the climate.
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The six-wheeled robot has made the hazardous descent to the surface of the Red Planet, China announces.
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Part of the River Tame in Greater Manchester is the most plastic-polluted riverbed in the UK, scientists say.
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Top experts in how diseases spread are calling for massive improvements to the air in buildings.
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In a speech ahead of the COP26 event, Alok Sharma will say the coal business is "going up in smoke".
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The benefits of hydrogen-powered heating have been overplayed, say environmentalists.
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An actress and director will blast off in October - but Tom Cruise also plans to visit the ISS.
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A total of 1,300 oysters have been suspended in the water as part of a restoration project.
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"Frequent releases" of sewage create microplastic hotspots in UK rivers.
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The initial decision made by Tesla in March to accept Bitcoin caused an outcry from environmentalists.
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The EPA says for the first time that climate change is being driven at least in part by humans.
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The vaquita marina in Mexico is threatened by a clash of interests between fishing and conservation.
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At 170m long, "Florence" is the largest ever tunnelling machine to be used on a UK rail project.
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A wide-ranging plan to improve welfare also enshrines in law that animals can experience emotions.
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Many internationally funded conservation schemes are underfunded and ineffective, researchers conclude.
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All creatures great and small will be protected in the new proposals, according to the Queen's Speech.
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Conservation groups say naturally restored forests can help in the fight against climate change.
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Powerful magnets are bringing abundant, pollution-free electricity a step closer.
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Scientists believe the dust sample may provide clues on the formation of the Solar System.
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The broadcaster calls on nations to act in agreement as he is appointed People's Advocate at COP26.
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Most of the Chinese Long March-5b rocket reportedly disintegrated as it re-entered the atmosphere.
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Tracking radars are following closely the gradual fall to Earth of a large Chinese rocket vehicle.
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The first batch of a spirit made with ingredients grown in the Chernobyl exclusion zone is seized.
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There are signs infections have slowed in some regions - but is India past the worst?
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The country is responsible for 27% of global greenhouse gas emissions, according to a new report.
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The rocket carried parts of a new space station and now no one knows where and when it will fall.
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One of the UK's rarest fish is set to benefit from a conservation project to unlock the River Severn.
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Post-pandemic shifts in travel habits could undermine the logic behind many infrastructure projects.
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Reducing methane emissions needs to play a much more important role in tackling global warming.
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Some 420 million wild animals have been traded in 226 nations over two decades, new data suggests.