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.
Scientists created a biological glue that stops post-traumatic bleeding rapidly
When someone gets a severe injury, the injury itself might not even be what's causing them the most harm—it could likely be the post-traumatic bleeding. In fact, uncontrolled post-traumatic bleeding is the leading cause of potentially preventable death among trauma patients, according to the Read More...
City buses are electrifying faster than any other conventional vehicle
Although it looks as if the era of fossil-fuel powered cars has peaked, it will still be a number of years until these cars are off our roadways completely, with 2050 being estimated as the year electric cars take over for good. But there’s one type of conventional vehicle that is phasing out Read More...
All-electric five-seater air taxi successfully passes its first flight trial
All the fuss around foldable phones and tablets and even self-driving cars may have taken the attention away from the other holy grail of transportation. Lilium, a Munich-based startup, however, is trying to get the spotlight back on that stage, by having successfully tested the latest all-electric Read More...
These brilliant prefab homes generate their own water and energy
If you ever dreamed of having a little off-the-grid house in the woods, then you have to see these tiny prefab homes from a startup by the name of PassiveDom. These beautiful little homes feature big glass windows and rooftop solar panels that power both the heating and cooling systems of the home. Read More...
NASA is helping build the first all-electric airplane fueled by hydrogen
The aviation industry is often heavily criticized, rightfully of course, for not doing enough to help save the environment. Now, in a quest to clean-up the heavily-polluting industry, NASA-funded scientists are working to develop an all-electric aircraft that produces no greenhouse-gas emissions. Read More...
UK’s third most populous city pledges to reach zero emissions by 2045
As you may have heard, the UK became the first country in the world to declare a climate change emergency a couple of weeks ago. Incentivized by this, Glasgow – the third most populous city in Britain – is devising plans to become the first carbon-neutral city in the UK. The city’s council Read More...
Europe shows us why many of the Green New Deal’s proposals are viable
When Rep. Alexandria Ocasio-Cortez and Sen. Ed Markey, both Democrats, introduced their Green New Deal resolution earlier this year, it quickly sank in the Senate, largely due to Republican opposition. But its ideas are certain to remain in the spotlight, given the increasing visibility of Read More...
Need a boost? Study says simply thinking about coffee can energize you
The source of coffee’s powerful stimulating effects may not be limited to the caffeine in it, or even to its rich, distinct aroma. A new study suggests that merely being exposed to cues about coffee is enough to perk up the mind and make us more likely to concentrate on the task at hand, while Read More...
Iceland’s capital takes a bold step towards emission-free transportation
While some cities use congestion pricing too low emission zones — like London’s new Ultra Low Emission Zone — Iceland’s capital is taking another interesting approach as a city looking to lower emissions going forward. Reykjavík has recently approved a plan to reduce the number of petrol Read More...
For the first time in 150 years, Britain went an entire week without burning coal
The last time Britain went a week without coal was in 1882 when the first coal-fired plant opened in London. Since then, coal has been burned nearly every day to produce electricity for the country, serving as the nation’s main source of energy for a long, long time. But on May 1, nearly 150 Read More...