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1) You can respond to an existing idea by clicking "Respond to this Idea", which posts your response to that discussion thread.\n\n2) Click on "Create an Idea" on the bottom of the site index (on the left-hand side of the screen), or on your profile page. This will bring you to the idea creation page, where you can submit your idea as either a statement or question.\na. Classify your idea. Is it a statement or question?\nb. Enter a brief description of what your idea is about. This will appear as text next to whatever media you upload.\nc. Does your idea address the meta or the physical (see below)? Pick a category and any subcategories to which your idea applies.\nd. Add any keywords that will help users find your idea. Separate them with commas.\ne. Pick a time period. It can be a specific date, decade, century, or present-day.\nf. Click next.\ng. Upload your video, slideshow (with or without sound), audio or text files.\nh. Click save.\ni. Wait for the rejoinders!\n

'Upstreamism': Your zip code affects your health as much as genetics

Upstreamism advocate Rishi Manchanda calls us to understand health not as a "personal responsibility" but a "common good."

Sponsored by Northwell Health
  • Upstreamism tasks health care professionals to combat unhealthy social and cultural influences that exist outside — or upstream — of medical facilities.
  • Patients from low-income neighborhoods are most at risk of negative health impacts.
  • Thankfully, health care professionals are not alone. Upstreamism is increasingly part of our cultural consciousness.
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Meet the Bajau sea nomads — they can reportedly hold their breath for 13 minutes

The Bajau people's nomadic lifestyle has given them remarkable adaptions, enabling them to stay underwater for unbelievable periods of time. Their lifestyle, however, is quickly disappearing.

Wikimedia Commons
Culture & Religion
  • The Bajau people travel in small flotillas throughout the Phillipines, Malaysia, and Indonesia, hunting fish underwater for food.
  • Over the years, practicing this lifestyle has given the Bajau unique adaptations to swimming underwater. Many find it straightforward to dive up to 13 minutes 200 feet below the surface of the ocean.
  • Unfortunately, many disparate factors are erasing the traditional Bajau way of life.
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Golden blood: The rarest blood in the world

We explore the history of blood types and how they are classified to find out what makes the Rh-null type important to science and dangerous for those who live with it.

Abid Katib/Getty Images
Surprising Science
  • Fewer than 50 people worldwide have 'golden blood' — or Rh-null.
  • Blood is considered Rh-null if it lacks all of the 61 possible antigens in the Rh system.
  • It's also very dangerous to live with this blood type, as so few people have it.
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Scientists create a "lifelike" material that has metabolism and can self-reproduce

An innovation may lead to lifelike evolving machines.

Shogo Hamada/Cornell University
Surprising Science
  • Scientists at Cornell University devise a material with 3 key traits of life.
  • The goal for the researchers is not to create life but lifelike machines.
  • The researchers were able to program metabolism into the material's DNA.
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