When Will the Sun Die? By JoAnna Wendel Are you worried about the sun suddenly blinking out? Never fear — our star still has billions of years left to shine.
What Is NASA's Wide Field Infrared Survey Telescope (WFIRST)? By JoAnna Wendel NASA’s future flagship telescope, WFIRST, will help us find potentially habitable exoplanets and study a mysterious phenomenon called dark matter.
