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The FAA has issued a final rule that will require most larger aircraft built after Jan. 1, 2028, to meet new efficiency standards designed to reduce their carbon emissions per passenger mile. The new rule will cover all subsonic jets with a maximum takeoff weight of more than 12,500 pounds and turboprops with an MTOW of 19,000...

And they rhyme.

It should surprise no bros that Southern California still wants to add one more lane to fix traffic....

Signs of life beyond Earth could take forms that are clearly artificial – radio or light signals, or even evidence of large-scale engineering....

Study of modern DNA shakes up ideas of when and where contact happened.

Bill Nye the Science Guy explains some of the problems with cars.

While satellite-based global navigation systems have become essential tools in our daily lives, their effectiveness is often hampered by the fact that the signals cannot be accessed in underground, indoor, or underwater environments. Recently, a novel navigation system has been invented to address this issue by utilizing the...

Beautiful vortices in the wake of an F-15 pulling Gs, when the parallel vortices break down due to Crow instability, they break off into rings (toroidal vortices).

Joby Aviation said this week that it got the green light to flight test its factory-made air taxi, which it hopes to launch commercially in 2025. It's one of several companies reaching for the skies.

The sexual division of labor among human foraging populations has typically been recognized as involving males as hunters and females as gatherers. Recent archeological research has questioned this paradigm with evidence that females hunted (and went to war) throughout the Homo sapiens lineage, though many of these authors...

Annual US Pedestrian Fatalities

This Request for Comments focuses on the inclusion of the first ever pedestrian protection program in U.S. NCAP....