The English language is challenging due to complicated grammar, inconsistent sentence structure and colloquial idioms that it doesn't share with related languages. However, English is a target ...
Languages exist as ever-evolving systems of human communication that go beyond complex grammar or words you could learn from a quick search on Google Translate. Language consists of body language, ...
Optical instruments are how we see the world, from corrective eyewear to medical endoscopes to cell phone cameras to orbiting telescopes. Prior knowledge needed: Undergraduate level physics, ...