The Rise of the Twitter Blue Check (infographic)
The system was introduced in 2009 to address the growing problem of impersonator accounts on the platform
World’s largest plane carries hypersonic test vehicle into the air
The idea is to have Roc carry this into the sky and release it from the air, seeing it travel at speeds in excess of Mach 5 and at altitudes of 35,000 ft
What neuroscientists have learned about rejuvenating the aging brain & what you can do too
New activities stimulating the mind or body might help lessen decline and maybe even dementia
