Technology

How to have a more sustainable Christmas

Image caption Alastair and Diane Lucking: Some people rent the same tree each year, says Alastair There’s nothing like 15,000 Christmas trees to get you into the holiday mood, as for many of us, picking out a festive fir signals the start of the holiday season. Unsurprisingly it’s the busiest time of the year for […]

Technology

Bloodhound diary: Getting the job done at over 600mph

Image copyright BLOODHOUND LSR/Charlie Sperring A British team is developing a car that will be capable of reaching 1,000mph (1,610km/h). Powered by a rocket bolted to a Eurofighter-Typhoon jet engine, the vehicle aims to show its potential by going progressively faster, year after year. Recent high-speed trials saw Bloodhound hit 628mph (1,010km/h). The next step […]

Technology

Sydney Zoo: Does the world still need big zoos?

Image copyright Getty ImagesImage caption There is continuing debate about animal welfare in zoos Sydney’s first new major zoo in more than 100 years will open on Saturday. With such debate about animal welfare these days, can zoos still be a force for good? Gary Nunn reports from Sydney. Zoos have evolved significantly since they […]

Technology

US meteorite adds to origins mystery

By Nola Taylor Redd Science writer Image copyright SPLImage caption Artwork: Scientists are trying to work out the likely paths meteorites took as they fell toward Earth In January 2018, a falling meteorite created a bright fireball that arced over the outskirts of Detroit, Michigan, followed by loud sonic booms. The visitor not only dropped […]

Technology

Genetics can play key role in saving trees

Image copyright V. SorkImage caption The study found that many trees were already struggling to cope with today’s temperatures Tree conservation strategies based on genetic data are best suited for landscapes affected by a rapidly changing climate, a study suggests. Researchers found using genetic markers of climate resilient traits are more effective than traditional seed-selection […]

Technology

Mars rover aims to grab a piece of history

Image caption Adam Camilletti hopes to win a contract from Esa next year to take the design to the next level British engineers have begun testing technologies that will be needed to bring samples of Martian rock to Earth. The Airbus team is training a prototype rover to recognise and pick up small cylinders off […]