MIT researchers have developed a simple procedure for making a promising type of solar cell using lead recovered from discarded lead-acid car batteries — a practice that could benefit both the environment and human health. As new lead-free car batteries come into use, old batteries would be sent to the solar industry rather than to landfills. And if production of this new, high-efficiency, low-cost solar cell takes off — as many experts think it will…
Solar energy from discarded car batteries
More of Today's Solutions
Progress amid backlash: corporate America’s commitment to LGBTQ+ rights
BY THE OPTIMIST DAILY EDITORIAL TEAM Amid mounting conservative backlash against diversity, equity, and inclusion (DEI) initiatives, a new report from the Human Rights ...
Read MoreHow to safeguard your health after wildfire smoke invades your home
BY THE OPTIMIST DAILY EDITORIAL TEAM When wildfires tear through neighborhoods, they don’t just burn vegetation; they engulf homes, cars, and everyday materials like ...
Read MoreAlgae powered a basic computer for over six months
Sometimes it can be pretty difficult to imagine our highly technological society coexisting with the natural world. We seem to live most of our ...
Read MorePsychiatrists in Brussels trial free museum visits to treat anxiety and stress
In Brussels, those who are struggling with mental health issues such as stress, depression, or anxiety will be offered an unorthodox and innovative treatment: ...
Read More
