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Forests took millions of years to evolve after the first land plants arrived, waiting for precursors to roots and branches to arrive and for CO2 levels to get just right.
Researchers have discovered tiny, never-before-seen carbon crystals in meteorite dust left over from the explosion of the Chelyabinsk meteor in 2013.
Reference These antioxidant rich foods may help you to fight free radicals and improve your long-term health
Sharks are a diverse group of often-misunderstood fish. Learn more about these predators, including their evolution, habitat, diet and behavior.
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.
Some people who visit Paris develop extreme symptoms — such as nausea, vomiting and hallucinations — when their expectations of the city do not jibe with reality.
Even when there is substantial evidence to the contrary, the allure of conspiracy theories may be too powerful for some to resist.
Google engineer Blake Lemoine was suspended for sharing transcripts of a conversation with the AI system LaMDA, which he claims is sentient.