The twitter stream down the right-hand side of this blog is usually self-explanatory. But today's three tweets that list a series of names are followed by #FF. This stands for 'Follow Friday', where twitterers pass on recommendations at the end of the week.
Earth wouldn’t have ice caps without eroding rocks and quiet volcanoes
-
Throughout Earth's history, ice caps have been very rare, but a model of
the past 420 million years suggests an explanation for why they sometimes
form
9 hours ago
No comments:
Post a Comment