Gene therapy is being used to treat epidermolysis bullosa, a disease categorized by blistering of the skin that can be caused by simple irritations that wouldn't affect normal skin. In one trial, surgeons reattached modified skin to cover one patient's worst injuries, including a wound that had been open for 16 years, and has since closed.

None of the nearly 6,000 individuals vaccinated with rVSV-ZEBOV in Guinea, a country with more than 3,000 confirmed cases of Ebola, showed any signs of contracting the disease. With an average fatality rate of 50 percent, finding ways to stop Ebola before it can be contracted is our best line of defense against this deadly disease.

A village in Normandy, France has opened a kilometer-long road covered in solar panels, a project that took $5.2 million and five years to complete. While the project is expensive and may not be a success, it is an example of how people are becoming more creative in generating clean and renewable energy.

President-elect Donald Trump raised the prospect of a new global arms race on Thursday, after he suggested on Twitter he would increase the size of the U.S. nuclear arsenal. Trump’s tweet