Paragon Space Development Corporation

135,000 feet: New freefall world record, set Friday morning over Roswell, New Mexico. That’s 7,000 feet higher than the previous record-holder, Felix Baumgartner.

57 years: Age of Alan Eustace, the Google executive who dove through the upper stratosphere.

Eustace Hangs From His Parachute

40 billion: Number of habitable worlds scientists believe may exist in our galaxy–just one of the amazing facts we learned in our coverage of the science of the movie Interstellar.

98,000: Number of new Ebola cases that could hit Liberia soon without immediate assistance.

Ebola ward in Lagos, Nigeria.

149 mph: New speed record for driverless cars. Audi says an automated RS7 hit the mark on a closed course.

A 2014 Audi RS7

According to Audi, a driverless version of this car set a driverless speed record.

4 years: Time Darek Fidyka spent paralyzed after getting stabbed in the back. An injection of brain cells to his spine helped him walk again.

David Nicholls (left) and his son Dan, who is paralyzed. The Nicholls Spinal Injury Foundation provided funding for the research. Nicholls Spinal Injury Foundation (nsif)