1 00:00:03,466 --> 00:00:07,400 HAPPY PI DAY TRACE HERE IN HONOR OF THIS RATIO OF CIRCLES LET’S FIND 2 00:00:07,400 --> 00:00:11,300 THE ROUNDEST CONSTELLATION: CORONA BOREALIS! 3 00:00:11,300 --> 00:00:14,300 CHECK THE TIME FOR THE TOTAL LUNAR ECLIPSE ON FRIDAY YOU DON’T WANT TO MISS THAT. 4 00:00:14,300 --> 00:00:18,766 BUT NO MATTER WHAT HIT THE DARKNESS ANY NIGHT THIS WEEK AND CAN FIND THE HANDLE OF 5 00:00:18,766 --> 00:00:23,233 THE BIG DIPPER IN THE NORTHEAST. FOLLOW THE BIG DIPPER’S ARC TO ARCTURUS IN BOOTES THE HERDSMAN. 6 00:00:23,233 --> 00:00:25,933 RIGHT BELOW BOOTES ARE SEVEN, SEMI-BRIGHT STARS IN 7 00:00:25,933 --> 00:00:30,233 A BACKWARD-C! THAT’S CORONA BOREALIS OR NORTHERN CROWN. 8 00:00:30,233 --> 00:00:34,233 ARABIC MYTHS CALLED THIS SHAPE THE BOWL OF THE POOR, AND THE NATIVE AMERICAN CHEYENNE 9 00:00:34,233 --> 00:00:38,066 CALLED IT THE CAMP CIRCLE, AND THE AUSTRALIAN ABORIGINAL TRIBES CALLED IT THE BOOMERANG. 10 00:00:38,066 --> 00:00:41,300 PI DAY ONLY HAPPENS IN THE US, BECAUSE OF HOW WE WRITE OUR DATES, 11 00:00:41,300 --> 00:00:45,166 BUT ALBERT EINSTEIN WAS BORN ON THREE-FOURTEEN TOO! 12 00:00:45,166 --> 00:00:48,466 IF YOU’RE FEELING EXTRA PI--OUS SPOT IT AT ONE FIFTY NINE AM TO 13 00:00:48,466 --> 00:00:51,233 CELEBRATE PI DAY, AT EXACTLY PI TIME! 14 00:00:51,233 --> 00:00:59,733 EINSTEIN WOULD BE PROUD, KEEP LOOKIN’ UP!