Science
From mathematics and AI to medicine and psychology, The Optimist Daily features the latest news on discoveries, technological advances, and breakthroughs in the world of science. Our Science section is here to engage and enlighten you.
China has graveyards of unused dockless bikes. This man has a plan for them
When the dockless bike sharing concept started becoming trendy in metropolitan cities, many Chinese startups bet big on the idea, flooding cities all over the world with dockless bikes. Unfortunately for these startups, the bikes weren’t a big success, and they vanished as quickly from cities as Read More...
Korean car manufacturer Hyundai to develop hydrogen train by 2020
Train travel is about to get more sustainable as South Korea’s largest automaker, Hyundai Motor, and its locomotive arm, Hyundai Rotem, are slated to develop a hydrogen-powered train by 2020, which will be the first of its kind in the nation. Both companies are affiliates of the country’s top Read More...
Brits could soon sell their surplus of solar-generated electricity to suppliers
As the UK seeks to spur on the country’s transition towards greener resources of energy, a new government initiative could allow British homeowners with rooftop solar panels to lower their bills by selling their surplus energy to their supplier. Under the new laws, to be introduced later this Read More...
For the first time India is investing more in solar than coal
India is home to the world's second largest population and uses more and more power as it grows in size and wealth. It's also the third largest national contributor to greenhouse gasses, after China and the U.S. This tells us that whatever is happening in India matters on a global Read More...
A United flight just used a biofuel blend. That’s a big deal
The aviation industry may be one of the world’s most polluting industries, but at the very least there are a number of developments underway to reduce the industry’s carbon footprint. Yesterday we wrote about one taking place in the Netherlands where aerospace engineers are designing a Read More...
Your next car may have tires that don’t need air
In the future, you may never have to pump air into your car’s tires again. That’s because GM and Michelin have been working together to create an airless tire made of a mix of composite rubber and resin embedded fiberglass that allows it to operate at highway speeds; earlier versions of airless Read More...
Chile just made a pledge to eradicate coal by 2040
Although Chile represents a mere 0.25% of global emissions, the country is one of the 10 most vulnerable nations to climate change. It doesn’t help that Chile’s economy is heavily dependent on coal. But now with the annual UN climate talks coming to Chile this December, the South American Read More...
The biggest offshore wind farm in the world came online this week
If there’s anything we know after years of reporting solution-based news, it’s that good news doesn’t happen over night. It takes time for solutions to develop, but when these solutions finally go from plan to reality, it feels wonderful to report. A few years ago we reported that plans Read More...
How one Australian band is getting musicians to invest in solar farms
When the Australian band Cloud Control was about to go on two-week tour after releasing its third album in 2017, the band’s keyboard player Heidi Lenffer asked climate scientists to find out how much emissions they would produce. The result? Around 28 tonnes of emissions—roughly equivalent Read More...
Scientists have created a ’pumping heart patch’ that repairs damaged hearts
Even when a person survives a heart attack, the consequences of such an attack can have life-threatening consequences on a patient. That’s why scientists at the Imperial College London have created a “pumping” patch containing millions of living beating stem cells that can repair the damage Read More...