It took NASA two months to find the object after the impact.
Like some other metals, copper oxidizes when left out in the elements, but the coloring process is complicated.
More than 70% of our little blue planet is covered by water, but we can only drink a tiny fraction of it. Why can't we drink saltwater when it is all around us?
Feel like your digestion is a little — off? We answer all of your questions about leaky gut syndrome
Reference The symptoms of an allergy vs cold can be similar. Here’s how to spot the difference and treat both conditions
Soda's effervescence comes from processes that super-saturate the liquid with carbon dioxide, which later escapes from the soft drink as tiny, effervescent bubbles.
Of the 13 mass school shootings in the U.S., the three most deadly occurred in the last decade. Data from these attacks helped criminologists build a profile of the gunmen.
Reference Cinco de Mayo is an annual celebration of Latin culture, with origins in a 19th-century battle.
Google engineer Blake Lemoine was suspended for sharing transcripts of a conversation with the AI system LaMDA, which he claims is sentient.
Take the best online physics courses right now and start learning from the top schools and thinkers today – from how things work to exploring the universe!