Uganda is famous for having one of the worst road safety records in the world, but a technology company has stepped into the market with an app that could help change that.
Thawing permafrost in Alaska's Arctic is making it harder for oil companies to operate there. But a cottage industry has cropped up with new gadgets to help.
Environmental Protection Agency chief Scott Pruitt often cites the need for "regulatory certainty." But even some supporters of his sweeping rollbacks say they're creating the opposite.
There will be intended and unintended consequences: lower emissions statewide, lower energy bills and more solar jobs. But the requirement means more expensive homes and may not have as big of an impact as desired.
Despite President Trump's pledge to boost oil and gas drilling on federal land, some statistics show there was more activity during the Obama administration.
The state is poised to become the first in the country to require the panels on new single-family houses, with a few exceptions. The mandate will kick in as of 2020.