Originally published on Sat March 28, 2015 1:56 pm
Researchers have answered a question that has been nagging them for years: Exactly how long is a day on the planet Saturn? The result (10 hours and 32 minutes or so) was published this week in the journal Nature, and could teach scientists more about the giant, ringed planet.
A day is simply how long it takes a planet to spin all the way around. On Earth, one rotation takes 23 hours, 56 minutes and 4 seconds — though earthlings round up to 24 hours even.
Originally published on Sat March 28, 2015 9:56 am
In spring, West Bank almond trees bloom white. Dry brown hills turn temporarily green and are dotted with bright wildflowers. The ewes and nanny goats of Bedouin herders that wander the West Bank eat well this time of year.
Originally published on Sat March 28, 2015 12:58 pm
This weekend, NPR Ed is featuring dispatches from teachers about the ups and downs of their work.
Early each December, the HR department of Orange City Schools in Pepper Pike, Ohio, places a checklist in our mailboxes. It asks about our employment plans for the next school year. Choices include sabbatical leave, acquiring advanced degrees, and the one everyone dreams of checking: I will be retiring at the end of the current school year.
Originally published on Sat March 28, 2015 12:47 pm
For more than two weeks, public debate in South Africa has been dominated by a statue. Students at the University of Cape Town have been demonstrating to have the bronze figure of British colonialist Cecil Rhodes removed from its central position on campus.
Rhodes bequeathed the land on which the university was built, but he also slaughtered Africans by the thousands in colonial conquest and helped lay the foundations of apartheid in South Africa.