University of Pennsylvania researcher Ran Barzilay is a father of three. His first two children received cellphones before ...
Children who receive a smartphone at age 12 are 60% more likely to experience sleep problems than those who receive one at 13 ...
Cal Academy opens at 9:30 a.m. Mon.–Sat. and 11 a.m. Sun. Learn about our charismatic African penguin colony from an Academy biologist. Daily, 10:30 a.m. and 3 p.m.
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