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.
Hydrogen economy: Turning water into fuel has become a lot easier
Hydrogen will be a key part of the sustainable economy as it can provide storage for solar and wind energies that are not always available. Solar and wind electricity can be used to split water into oxygen and hydrogen. The hydrogen can then be used to power a fuel cell to generate electricity when Read More...
Google's self-driving cars can recognize cyclist hand signals
Last month, Google focused on teaching its self-driving cars to honk appropriately. Now, it’s taking safety into its own hands and learning how to deal with all those cyclists on the road. According to Google’s latest self-driving car report, the autonomous cars can now detect a Read More...
UK’s largest community-owned urban solar farm starts generating power in Edinburgh
The UK’s largest community-owned urban solar farm has started to generate electricity from its location at a special school in Edinburgh. The Oaklands school is the second building in the city to get solar panels as part of the UK’s largest community-owned urban solar farm – Read More...
Portable self-cleaning smartflower POP produces 40% more solar energy
Combining smart technology and clean energy generators is easily the next biggest trend in the renewable energy industry, and the developers of smartflower POP are ahead of the curve. Since its emergence in 2010, the clever solar power system has honed in on what private homeowners want from a Read More...
Food wastes as source of renewable energy
In California, one county is converting food waste into useful energy. When food scraps break down in a traditional landfill, they release methane, a potent heat-trapping gas. So Sacramento County now requires food manufacturers, cafeterias, and other large producers to separate food waste from the Read More...
Unless investors see light on solar, women will still give birth in the dark
High in the Usambara Mountains of northern Tanzania, a woman prepares to give birth in the pitch black. Her family clusters around her. With no electricity at the birthing clinic, someone shines a mobile phone above the midwife’s head. The baby is the last to be born in near darkness at the Read More...
A smart grid to bring India’s rural masses online
Roughly 200 million people in India live off the grid. One Indian entrepreneur sees a massive opportunity to bring them online. India's green energy sector has a tendency to "sell and run"—high-end equipment is installed, but a lack of maintenance support for remote villages means systems often Read More...
Charge while you drive: Solar-powered cars
Forget about the hassle of charging your electric car: China’s leading clean energy provider, Hanergy, has launched an innovative series of solar-powered concept cars that are continually being charged while they drive.The four concept cars utilize thin-film solar batteries, which are capable Read More...
Is it an e-bike, is it an e-car? No, it’s a bio-hybrid
I’m sitting in a cross between an electric-assisted bicycle and an electric car that looks like a cool golf buggy. The model I am in is also the only one in the world and cost a lot of money to build. So no pressure as I take this concept vehicle for my first spin. The Schaeffler Bio-Hybrid Read More...
How self-driving cars can make cities better
We’ve heard plenty from futurists, urbanists, techies, and environmentalists about the promise and perils of self-driving vehicles. But what about the folks in the trenches, the ones who will have to accommodate and manage those vehicles? What do people who plan and run urban transportation Read More...