Why San Francisco felt like the set of a sci-fi flick

But most city dwellers weren't seeing the science — they were seeing something out of Blade Runner.

Brittany Hosea-Small / AFP / Getty Images

On Sept. 9, many West Coast residents looked out their windows and witnessed a post-apocalyptic landscape: silhouetted cars, buildings and people bathed in an overpowering orange light that looked like a jacked-up sunset.

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Finland “most sustainable” country, say expats

India finishes last of 60 countries in environment and sustainability, as ranked by the expats who work there

Orange is best, blue is worst on this world map for the 'sustainable expat'.

Image: Environment & Sustainability Ranking, an Expat Insider topical report published by InterNations
  • How 'green' is life in your work country?
  • That's the question InterNations asked its network of expats.
  • The U.S. ended 30th out of 60.
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Americans under 40 want major reforms, expanded Supreme Court

Younger Americans support expanding the Supreme Court and serious political reforms, says new poll.

Demonstrators In Louisville calling for justice for Breonna Taylor.

Credit: Jon Cherry/Getty Images
  • Americans under 40 largely favor major political reforms, finds a new survey.
  • The poll revealed that most would want to expand the Supreme Court, impose terms limits, and make it easier to vote.
  • Millennials are more liberal and reform-centered than Generation Z.
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Can fake news help you remember real facts better?

A 2020 study published in the journal of Psychological Science explores the idea that fake news can actually help you remember real facts better.

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Mind & Brain
  • In 2019, researchers at Stanford Engineering analyzed the spread of fake news as if it were a strain of Ebola. They adapted a model for understanding diseases that can infect a person more than once to better understand how fake news spreads and gains traction.
  • A new study published in 2020 explores the idea that fake news can actually help you remember real facts better.
  • "These findings demonstrate one situation in which misinformation reminders can diminish the negative effects of fake-news exposure in the short term," researchers on the project explained.
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Can you solve what an MIT professor once called 'the hardest logic puzzle ever'?

Logic puzzles can teach reasoning in a fun way that doesn't feel like work.

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Mind & Brain
  • Logician Raymond Smullyan devised tons of logic puzzles, but one was declared by another philosopher to be the hardest of all time.
  • The problem, also known as the Three Gods Problem, is solvable, even if it doesn't seem to be.
  • It depends on using complex questions to assure that any answer given is useful.
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New tardigrade species withstands lethal UV radiation thanks to fluorescent 'shield'

Another amazing tardigrade survival skill is discovered.

Credit: Suma et al., Biology Letters (2020)
Surprising Science
  • Apparently, some water bears can even beat extreme UV light.
  • It may be an adaptation to the summer heat in India.
  • Special under-skin pigments neutralize harmful rays.
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