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Chris Hadfield
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Study finds the real reason you get goosebumps

No, its not just to keep you warm with hair you don't have.

By Flystock/Shutterstock
  • A new study suggests that goosebumps are part of a larger system that not only keeps us warm, but also helps hair to heal.
  • The sympathetic nerve system reacts to cold air with goose skin. If it stays on long enough, it orders new hair growth.
  • The authors note that other, currently unknown, connections between this system and other parts of the body are likely to exist.
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UK medical student creates handbook to show clinical symptoms on darker skin

Doctors may be missing fatal illnesses because medical textbooks are biased toward white skin.

Photo Credit: St George's University of London
  • A medical student in the UK recently created a handbook to help trainee doctors recognize life-threatening conditions on black and brown skin.
  • "Mind the Gap" includes images that display how certain illnesses appear on both darker and lighter skin tones.
  • The COVID-19 pandemic has exacerbated problems with suspected coronavirus patients being asked if they are "pale" or if their lips "turned blue".
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Century-old vaccine may lower coronavirus deaths, finds new study

A new study suggests that an old tuberculosis vaccine may reduce the severity of coronavirus cases.

Credit: Kekyalyaynen / Shutterstock
  • A new study finds a tuberculosis BCG vaccination is linked to its COVID-19 mortality rate.
  • More BCG vaccinations are connected to fewer severe coronavirus cases in East Germany.
  • The study is preliminary and more research is needed to support the findings.
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Americans officially banned from entering EU, at least for now

The European Union agreed on a list of 15 countries that would be allowed to travel in its bloc. U.S. citizens were not on it.

photo by scaliger/ Adobe Stock.
  • The European Union made an agreement on a list of 15 countries that could travel in its bloc from July 1st.
  • Citizens of the United States, as well as Russia, Brazil, and India, are not on it.
  • The exclusion of the U.S. reflects concerns over its coronavirus surge.
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Scientists create robot skin that stores liquids

The smart skin can "sweat" like human skin and also self-heal.

Danqing Liu/Eindhoven
  • Scientists have recently created a robotic skin that can be made to release stored liquid on demand.
  • The skin could one day be used to apply medicine as needed to wounds or to keep surfaces at a precise level of dryness.
  • More work is needed before it comes to a bandage near you.
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