Science/Nature

Plastic pollution: ‘Stop flushing contact lenses down the loo’

[ad_1] Image copyright Getty Images Researchers in the US have been investigating the final journeys taken by disposable contact lenses. They found 15-20% of US users simply flick these fiddly lenses down the drain via the bathroom sink or toilet. The Arizona State University study suggests that much of the plastic material then ends up in waste water treatment plants.The lenses are consequently spread on farmland as sewage sludge, increasing
Science/Nature

When flying to Mars is your day job

[ad_1] Image copyright Farah Alibay Image caption "As a kid... I never really thought there was a job where you worked on spacecraft." Sending missions to Mars for a living sounds like a dream job. But not every day can be launch day - so what do Nasa's spacecraft engineers get up to the rest of the time?Dr Farah Alibay is based at Nasa's Jet Propulsion Laboratory (JPL) and works
Science/Nature

Earliest galaxies found ‘on our cosmic doorstep’

[ad_1] Image copyright AURIGA PROJECT Image caption A computer-simulated galaxy. Blue circles denote the brighter satellite galaxies orbiting the bigger one; the white circles show the faint galaxies, which are some of the most ancient in the Universe. Some of the oldest galaxies to form in the Universe are sitting on our cosmic doorstep, according to a study.These faint objects close to the Milky Way could be more than 13
Science/Nature

Wheat gene map to help ‘feed the world’

[ad_1] Image copyright IGOR STEVANOVIC / SCIENCE PHOTO LIBRARY The starting pistol has been fired in a race to develop "climate change resistant" wheat with the publication of a map of the crop's genes.An international team of scientists has identified the location of more than 100,000 wheat genes.The researchers say the map will accelerate the development of new strains to cope with the increased heat waves expected from climate change.The
Science/Nature

Ancient Egyptian mummification ‘recipe’ revealed

[ad_1] Image copyright Dr Stephen Buckley/ University of York Examination of a mummy has revealed the original ancient Egyptian embalming recipe - first used to preserve bodies. A battery of forensic chemical tests carried out on a mummy that dated from 3,700-3,500 BC revealed the recipe and confirmed that it was developed far earlier and used more widely than previously thought.The Egyptian Museum in Turin, Italy, is now home to
Science/Nature

New pesticides ‘may have risks for bees’

[ad_1] Image copyright Getty Images Attempts to find a new generation of pesticides to replace neonicotinoids have been dealt a potential blow.Neonicotinoids are the most commonly used insecticide in the world.Studies suggest a new type of pesticide seen as an alternative to the chemicals, which have been banned in many countries, may have similar risks for bees.The new insecticides may reduce bumblebee reproduction in the wild, according to a study
Science/Nature

Footage suggests basking sharks use Scottish seas for courtship

[ad_1] Image copyright SNH?University of Exeter Image caption The footage was captured on camera tags Scientists have gathered new footage they believe offers evidence that basking sharks gather in Scotland's seas to mate.The video shows sharks being "sociable", including gathering in groups on the seabed.Basking sharks are the second largest fish in the world, reaching lengths up to 10m (33ft).Despite their size and prevalence in Scotland's seas, little is understood
Science/Nature

Study suggests drastic decline in mountain hares

[ad_1] The number of mountain hares on moorland in the eastern Highlands is at less than 1% of their levels in the 1950s, according to new research.The study draws on data from one of Scotland's most renowned ecologists, Dr Adam Watson.Conservation groups have called for an end to the "indiscriminate and ruthless" mountain hare culls.Moorland managers say they find the report's conclusions "staggering" and at odds with their own experience.
Science/Nature

Rare Chinese tree’s flowers attract visitors to Roath Park

[ad_1] The white flowers of Roath Park's Emmenopterys henryi tree have been attracting visitors since they were spotted about a week ago.The Chinese tree has flowered for the first time since it was planted in the Cardiff park more than 100 years ago, thanks to the heatwave.David Hughes, chairman of the Friends of Roath Park, said he hoped people would also visit many of the other trees there. [ad_2] Source