Although density altitude does reduce performance of an aircraft, it doesn't automatically keep you on the ground. [Credit: Shutterstock] Many pilots misunderstand density altitude (DA), often ...

Has anybody looked into whether or not altitude has a significant impact on the heat dissipation abilities of air cooling techniques? For example, the air density at sea level is 1.2286 kg/m^3, while ...

The lithium-air battery has the highest projected energy density of any battery technology being considered for the next generation of batteries beyond lithium-ion. The Argonne Lab team’s lithium-air ...

The big picture: Among the many alternative solutions to traditional lithium-ion batteries, researchers are experimenting with lithium-air designs. A new innovation in the space could solve many of ...