This tells pandas to build a pivot table, using the "region" column as the index, and the small, large, and "extra large" ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

When do you change your clocks for the start and end of daylight saving time? Here's what to know.

It's almost that time of year when we change our clocks back an hour. At this point in late October, the sun is setting before 6 p.m. in Rhode Island. Sunrises, on the other hand, are happening after ...

It's almost that time of year when we change our clocks back an hour. At this point in late October, the sun is setting before 6 p.m. in New Hampshire. Sunrises, on the other hand, are happening after ...

It's Time Change Weekend in the Tri-State, a not-so-beloved celebration of living the same hour twice and coming to terms with it suddenly being dark much earlier than it was just a week ago. When ...

If permanent daylight saving time ever takes effect, the biggest pro by far would be no sleep disruption. Some might think it's odd to trick-or-treat when it's sunny out. Ironically, a week after ...

Each year, Daylight Saving Time (DST) starts on the second Sunday in March and ends on the first Sunday in November. Daylight Saving Time is observed by majority of U.S. states, except for Hawaii and ...

Daylight saving time ends on Sunday, Nov. 2, when clocks will fall back at 2 a.m. Several stores and fast-food chains are offering deals and promotions to mark the time change. Retailers like Walmart, ...

STATEN ISLAND, N.Y. — Daylight Saving Time is coming to an end, so enjoy these last few days of bright evenings. But we have one more complete weekend to enjoy the longer days. We’ll “fall back” to ...