Solar-Powered Airplane Lands in Spain
An airplane powered totally by the sun landed in Seville, Spain early Thursday after completing a 71-hour flight across the Atlantic Ocean.
How 3-D Printing Can Create Tissue from Stem Cells
An Israeli company has asked the United States Patent and Trademark Office for legal rights to a process for making a special kind of human cell.
Was Mars — The Red Planet — Once White?
The planet Mars has gone through an ice age and is now warming up, scientists say.
Your Phone Might Be Listening to You
A recent piece of audience mail expressed concern about the “listening” capability of smart phones.
Indoor Farming Industry Is Growing Fast
As experts warn of a coming food crisis, the vertical farming industry aims to create plants that offer more nutritional value and require fewer resources.
Changes to Twitter Let You Say More in a Tweet
The social media website Twitter has announced major updates to its service.
Teen Hacks North Korea Website with ‘Password’
You know how we are not supposed to use a simple term like “password” when creating a password?
This Superbug Is Too Strong for Antibiotics
Doctors have identified a powerful bacteria that cannot be killed with antibiotics.
NASA Astronauts Train for Commercial Space Flights
The American space agency and private companies are developing vehicles to take humans into low Earth orbit and even farther into space.
Artificial Intelligence: Helpful and Dangerous
Computers and other machines have and will continue to change the way people do business and how we live.