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.
Hyundai’s Nexo hydrogen crossover can power appliances, give plants a drink
The big news from Hyundai at CES 2018 is the Nexo, a hydrogen-powered crossover that boasts brand-new technology and an eye-catching design of its own. The South Korean carmaker is also showcasing unexpected ways its fuel cell-based drivetrain can help out around the house and in the yard while Read More...
California plans bill that requires all cars sold after 2040 to be emission-free
California is going to give gas-powered cars the boot under a new bill that was introduced on Wednesday. In line with California’s climate change policies, the bill will require every new passenger vehicle sold after Jan.1, 2040, to be zero-emission. California has nearly 300,000 electric Read More...
Blockchain technology could unlock the ability for homeowners to sell their green power
Wouldn’t green energy become so much more attractive if homeowners could sell their green energy back to the market? There is already a market for such a thing, but as of now, only renewable-energy producers who are officially certified as “green” can sell their energy in the form of Read More...
Let there be light! This lamp can beam internet to your laptop
A company has created a LiFi lamp that delivers internet to your device through infrared light. The company has two claims of why this could be better than Wifi. The first is that LiFi doesn’t impact humans like the waves from Wifi do. The second benefit is that LiFi is much harder to hack since Read More...
An all-electric jet is taking to the skies of Australia
Australia’s first electric aircraft has successfully begun test flights. The two-seater single-engine plane has two batteries that can keep the plane in the air for an hour, with an extra 30 minutes in reserve. While there’s still much to improve before we see full-size commercial airplanes Read More...
Solar trains are feasible: Look at this heritage train that runs on sunlight
A non-profit company has restored an Australian derelict heritage train to be used for public transport. What makes this extra special is that the train operates entirely on solar energy. The train features custom-designed curved solar panels on the roof of the train and utilizes a regenerative Read More...
These double-pane windows turn sunlight into energy
Solar energy can be produced in more ways than just rooftop panels. In fact, researchers recently created new solar windows that offer shading, insulation, and, of course, generate energy. Solar windows have been made before, but this is the first design to offer two layers that can produce energy, Read More...
Why electric car drivers choose not to own electric cars
Nearly 80 percent of all battery-powered vehicles in the U.S. are leased, not owned. The lopsided consumer preference for leases is fueled by a couple of factors. One part of it is a consequence of public policy meant to spur electric vehicle adoptions: buyers of pre-owned cars can’t grab Read More...
The bones in our body may offer new treatment avenues for obesity
In a groundbreaking study, scientists uncovered evidence that our bodies weigh themselves. Apparently, the cells in our bones can detect whether a particular section of bone is under increased mechanical stress caused by weight, signaling the need for new bone formation and remodeling. This is the Read More...
Wood: renewable construction material of the future?
When you think "sustainability," building with wood isn't necessarily the first thing that comes to mind. But a deeper look at the growing trend begs the question: Could wood be a key sustainable resource of our Read More...