Joel Barker

Will Earth's population keep expanding or stabilize?

What will be the population trajectory for planet Earth? Joel Barker joins Jim Blasingame to report on the projected growth of Earth's population over the next 30 years, followed by a decline to a stabilized level.

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Joel Barker joins Jim Blasingame to report on new research that shows focusing ultrasound treatment on the brains of rats reversed their Alzheimer’s disease, and human treatment is coming soon.
Joel Barker joins Jim Blasingame to report on new 3D printing capability that could change the way we use concrete in the construction of high-rise projects.
Joel Barker joins Jim Blasingame to report on new research that’s bringing us closer to harvesting power from the sun through orbiting collectors that focus the sun’s rays into power receptors and distributors.
Joel Barker joins Jim Blasingame to report on two applications of nanotechnology that create advancements in medicine and steel.
Joel Barker joins Jim Blasingame to report on climate models that indicate the second half of the 21st century could bring mega-droughts.