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Chris Hadfield
Retired Canadian Astronaut & Author
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Archaeologists find largest-ever Mayan complex hiding in plain sight

Researchers discover a massive ceremonial structure of the ancient Mayans using lasers.

Credit: Takeshi Inomata
  • Archaeologists used laser-based aerial surveys to discover the oldest and largest Mayan structure ever found.
  • The 3,000-year-old complex in the Mexican state of Tabasco was likely used as a ceremonial center.
  • Researchers believe the site represents a communal society rather than one based on worshipping elites.
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Bring your remodeling visions to life with this easy-to-use software

Whether building from scratch or changing a room's design, this program will guide your way.

  • Building additions to homes can be an expensive and cumbersome undertaking.
  • Remodeling is exciting, but finding the starting point is challenging.
  • The vision for your dream home or new living room can be quickly sketched up on your laptop.
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Mexican 'smart city' would be 100% energy efficient, self-sustaining

An Italian firm has put forward an idea for a green city that would be completely self-sustaining, modern, and green.

Image source: Stefano Boeri Architetti
  • An Italian architecture firm has proposed a sustainable city for Mexico.
  • The plans call for a 100 percent self-sufficient metropolis, with renewable energy, Venetian canals, and endless green space.
  • This design is one of many "smart city" proposals as of late that point to a new form of urbanism.
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MIT engineers unveil emissions-free cement

Electrochemical methods such as this could someday dramatically reduce greenhouse gas emissions around the planet.

Chiang et al.
  • Cement production accounts for 8 percent of total carbon dioxide emissions worldwide.
  • The new method uses renewable electricity to generate heat for the mixing process, while an electrochemical technique allows for carbon dioxide to be captured and stored.
  • This method isn't likely to be implemented at scale anytime soon, but it's an "important first step," the researchers said.
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Sign of the times: School designed to limit impact of mass shootings

With little progress on other avenues to preventing mass shootings, one firm has employed architecture to save students.

Image source: TowerPinkster
  • A school in Michigan is being remodeled in a way to minimize the effect of a shooter should the worst happen.
  • It features limited sight lines, bullet proof windows, and doors that can be locked at the push of a button.
  • Some research casts doubt on how effective the plans will actually be.
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