Learn about various drawing approaches with a multi-color pen as this video demonstrates creative techniques and color blending. See how combining multiple ink colors can bring sketches and ...

People who are colorblind may be missing a life-saving warning sign of bladder cancer. Analysis of the electronic health records of hundreds of people found that those with color vision deficiency ...

We describe biosensor elements that are capable of identifying individual DNA strands with single-base resolution. Each biosensor element consists of an individual DNA oligonucleotide covalently ...

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...

The Apple Watch is the best smartwatch you can buy, but it’s not cheap. Luckily, you don’t have to pay full price for an Apple Watch. Resellers frequently offer fantastic deals on all models, and in ...

Full-time About Mongabay Mongabay is a leading environmental news platform that reaches over 60 million people annually with trusted journalism about conservation, climate change, and environmental ...