Elon Musk denied using illegal drugs on Sunday, claiming “not even trace quantities” of drugs or alcohol were found in his body over three years of random drug tests, after a report in the ...

15. Live cameras at Mount Rose, Heavenly and Kirkwood ski resorts in Lake Tahoe showed trace amounts of snow on Friday morning. Freezing temperatures were widespread in the Sierra Nevada on Friday ...

The Air Force said Tuesday it has detected trace amounts of organic gaseous chemicals known to cause health problems at all three of America's intercontinental nuclear missile bases, as cancer ...