Technology
What Is 4-D Printing? [Video]
An M.I.T. lab is tweaking the idea of 3-D printing with the help of smart materials that continue to change even after they leave the printer
Ask the Experts784 articles archived since 1845
Health
Should Kratom Use Be Legal?
Thailand is considering legalizing kratom as a safer alternative for meth addicts, and U.S. researchers are studying its potential to help opiate abusers kick the habit without withdrawal side effects...
Space & Physics
What Would Happen If the Center of Our Galaxy Turned into a Powerful Quazar?
New York University research scientist Gabe Perez-Giz answers questions submitted to our YouTube Space Lab Channel
Space & Physics
Why Is the Moon Moving Away from the Earth? [Video]
Astrophysicist Lucianne Walkowicz answers questions submitted to our YouTube Space Lab Channel
Health
Is it Too Late to Determine Which Chemical Weapons Were Used in Syria?
Probably not, but it's better to act sooner than later
Biology
Does Israel’s New Polio Outbreak Threaten Global Eradication Efforts?
An expert sheds light on what polio virus found in the nation’s sewers means for the world
Environment
Is the U.S. Grid Better Prepared to Prevent a Repeat of the 2003 Blackout?
The nation’s electrical system has undergone some revamping--maybe still not enough--since tens of millions in the Northeast experienced a prolonged outage 10 years ago
Space & Physics
Is There a Timeless Zone in the Universe? [Video]
Theoretical cosmologist Sean Carroll answers questions submitted to our YouTube Space Lab Channel
Space & Physics
Can Matter Exist without Space? [Video]
Theoretical physicist and New York University professor Matthew Kleban answers viewer questions submitted to our YouTube Space Lab Channel
Health
Is Age the Main Factor in Nelson Mandela's Lung Infection?
The former South African president's hospitalization raises questions about aging and pulmonary health
