More people in Hong Kong live or work above the 14th floor than anywhere else on Earth, making it the world's most vertical city.
Despite the harsh conditions on the surface, the atmospheric pressure and temperature at about 50 km to 65 km above the surface of the planet is nearly the same as that of the Earth, making its upper atmosphere the most Earth-like area in the Solar System, even more so than the surface of Mars.
At first Zeus refused and Demeter put a curse on the earth, making it barren.
They live peaceful and productive lives on Earth, making valuable contributions to society.
James A. Lovell, Jr., returned safely to Earth, making use of the life-support system in the lunar module.
There is nearly one active cellphone for every person on earth, making expansion a challenge for carriers and phone makers.
Martian gravity is three-eighths that of Earth, making landings more hazardous than in the moon's one-sixth gravity.
Rocket Science The morning that Pappas arrived, Glenn orbited the Earth, making Jay Hook the go-to guy in the clubhouse.
It is so far away that its light takes more than four hours to reach the Earth, making communication with New Horizons an exercise in patience.
But it diverged from its original course, blown around by changing winds, then fell abruptly to earth, making an emergency landing.
Flying with modifications to the same equipment used in 1994, Endeavour is to orbit 145 miles above Earth, making radar scans in swaths 140 miles wide.
