Thanks to the increase of electric vehicles and other battery-using technologies, the demand for lithium is expected to skyrocket in the coming years. One odd but potent source of the metal is a Pennsylvania wastewater stream, says a new study. Source of Article
Harvard and Google Research have mapped thousands of cells and millions of synapses in a poppy seed-sized sample of tissue. The result is a set of truly stunning images and marks a major step towards understanding of the biggest challenges in science. Source of Article
There's already a link between salt intake and stomach cancer in Asian populations. Now, a broader study has confirmed those earlier findings: Always adding salt to food at the table significantly increases cancer risk, no matter where you're from. Source of Article
A 5:2 intermittent fasting regime – eating for five days, fasting for two – protected against liver inflammation and didn’t cause weight gain, say researchers, who also identified the proteins that provide this protective effect. Source of Article
A study has found that having two APOE4 genes may not just be a risk factor in Alzheimer's disease, but a driver of it. Nearly all carriers' brains showed key disease biomarkers by age 65, suggesting it may instead be a type of inheritable Alzheimer's. Source of Article
The discovery of rare painted rock art featuring cattle in one of the driest parts of the Sahara Desert indicates that the region was once covered in grass, swamps and waterholes, making it a resource-rich home to a diverse community of animal species. Source of Article
The Earth’s magnetic field is vital for life – without it, the Sun’s radiation would sterilize the planet. But a new study suggests we wouldn’t be here at all if that magnetic field hadn’t almost completely collapsed half a billion years ago. Source of Article
If there's one thing that needs to be antibacterial, it's the public touchscreen displays that everyone paws at with their filthy fingers. Well, help is on the way, in the form of a newly developed copper coating. Source of Article
For the first time ever, a wild male orangutan in Sumatra has been spotted tending to a wound on his face in an ingenious way. The technique worked, adding even more cred to the intelligence of this striking and endangered species of great ape. Source of Article
Forget radioactive spiders – a new breakthrough could make it easier to get Spider-Man’s wall-crawling powers. Scientists in Singapore have created a strong and reusable adhesive out of a shape-memory polymer, triggered by temperature changes. Source of Article
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