In this video, I created a blood oximeter by using the MAX30105 particle sensor to figure out the changes in color of passing ...
We use WhatsApp almost every day so much that it has become an unavoidable part of our routine. From a simple “good morning” ...
Welcome to Smithsonian Open Access, where you can download, share, and reuse millions of the Smithsonian’s images—right now, without asking. With new platforms and tools, you have easier access to ...