NewsPronto

 
Men's Weekly

.

USA Conversation

The Conversation USA

The Conversation USA

Blue dye from red beets – chemists devise a safer new pigment option

  • Written by Erick Leite Bastos, Associate Professor of Chemistry, Universidade de São Paulo
Through the wonders of chemistry, molecules can be rearranged to completely transform color.Erick Leite Bastos, CC BY-SA

What’s your favorite color? If you answered blue, you’re in good company. Blue outranks all other color preferences worldwide by a large margin.

No matter how much people enjoy looking at it, blue is a difficult color...

Read more: Blue dye from red beets – chemists devise a safer new pigment option

More Articles ...

  1. Blue dye from red beets – chemists devise a new pigment option
  2. How high will unemployment go? During the Great Depression, 1 in 4 Americans were out of work
  3. China's big donors are pitching in to deal with the new coronavirus – and not just in their own country
  4. 7 things public schools do besides teach kids academic basics
  5. Social distancing works – just ask lobsters, ants and vampire bats
  6. How coronavirus has ended centuries of hands-on campaigning for politicians
  7. We spoke to hundreds of prison gang members – here's what they said about life behind bars
  8. Census undercounts are normal, but demographers worry this year could be worse
  9. How coronavirus threatens the seasonal farmworkers at the heart of the American food supply
  10. A small trial finds that hydroxychloroquine is not effective for treating coronavirus
  11. How the coronavirus recession puts service workers at risk
  12. Governors take charge of response to the coronavirus
  13. Insider trading by members of Congress may be difficult to prove
  14. Coronavirus: Strategic National Stockpile was ready, but not for this
  15. Why undocumented immigrants still fear the 2020 census
  16. What the coronavirus does to your body that makes it so deadly
  17. Express gratitude – not because you will benefit from it, but others might
  18. 5 ways that the coronavirus will change college admissions this fall
  19. Bob Dylan brings links between JFK assassination and coronavirus into stark relief
  20. Coronavirus cases are growing exponentially – here's what that means
  21. There are many COVID-19 tests in the US – how are they being regulated?
  22. Coronavirus: Telemedicine is great when you want to stay distant from your doctor, but older laws are standing in the way
  23. Antibodies in the blood of COVID-19 survivors know how to beat coronavirus – and researchers are already testing new treatments that harness them
  24. Delaying 'nonessential' abortions during coronavirus crisis endangers women's health and financial future
  25. Should we wear masks or not? An expert sorts through the confusion
  26. 7 estrategias basadas en la ciencia para afrontar la ansiedad del coronavirus
  27. 5 Buddhist teachings that can help you deal with coronavirus anxiety
  28. When confronting the coronavirus, tough isn't enough
  29. Take it from Pluto the Schnauzer: Comedy will help us through the coronavirus crisis
  30. Porch piracy: Here's what we learned after watching hours of YouTube videos showing packages being pilfered from homes
  31. 4 weird things that happen when you videoconference
  32. 'We don’t talk in terms of supply numbers, we talk in terms of days'
  33. COVID-19 could lead to an epidemic of clinical depression
  34. COVID-19 could lead to an epidemic of clinical depression, and the health care system isn't ready for that, either
  35. The US census has its flaws – but so has every attempt to count people throughout history
  36. The new coronavirus emerged from the global wildlife trade – and may be devastating enough to end it
  37. COVID-19 could shrink the earnings of 2020 graduates for years to come
  38. COVID-19 will slow the global shift to renewable energy, but can't stop it
  39. How to protect elections amid the coronavirus pandemic
  40. Video: The fashionable history of social distancing
  41. 4 ways companies can support their workers during the coronavirus crisis
  42. These groups are among the most vulnerable during the COVID-19 pandemic
  43. Breaking contracts over coronavirus: Can you argue it’s an ‘act of God’?
  44. Abused children and family, people with mental illness are all especially vulnerable with stay-at-home orders from coronavirus
  45. 2 reasons – and 1 disease – that make peace in Syria so difficult
  46. Tu cerebro evolucionó para acumular suministros y avergonzar a los otros por hacer lo mismo
  47. Coronavirus: social distancing may be a rare chance to get our sleep patterns closer to what nature intended
  48. How Germany is managing its coronavirus epidemic, and reacting with disdain to Trump's policies
  49. How prisoners, soldiers and Mormon missionaries make the census more complicated
  50. National Guard joins the coronavirus response – 3 questions answered