Optical Clock Technology Tested in Space for the First Time In a first, an optical clock has traveled to space, surviving harsh rocket launch conditions and successfully operating under the microgravity that would be experienced on a satellite.
How a Simple App is Changing Emergency Access to Health Care in Ghana In a county without street addresses, you need an alternate way for ambulances to find you.
How Gravity Changes Time: The Effect Known as Gravitational Time Dilation Gravity is not just a force.