Transportation and travel
Genetically modified super algae may be our ticket to the production of cost effective biofuels.
Now, how to convince commuters?
Economists find bikers, motorcyclists and pedestrians are most at risk.
Environmentally friendly additives to road salt may still have tradeoffs.
Atmospheric scientists find airplane takeoffs and landings can affect the weather near airports.
Census data suggests that seat belts may transform airbag-popping fat into life-saving cushion.