Meet John Weller, Our Winter Nature Photo Contest Judge
This nature photographer is drawn to pictures that capture a subject’s essence and tell a story.
Test the Finger Wrinkle Hypothesis
Perform an experiment to determine whether smooth or wrinkled fingers are better at holding wet objects. The experiment requires only a water bottle, paperclip, and plastic ruler.
Downloads: Video, student data sheet, illustrated instructions
9:12
What Pulled the Plug on the Bioluminescent Bay?
The glowing bioluminescent bay near Fajardo, Puerto Rico went dark for more than a week in November.
Vote in SciFri’s Winter Nature Photo Contest
Vote for your favorite winter snapshot in the contest.
12:12
Hotter Weather, Heavier Rains Threaten Penguins
Move over polar bears—could penguins be the new poster children for climate change?
11:48
Cold Snap Knocks Out Some Invasive Insects
Asian long-horned beetle, emerald ash borer: Will they survive the colder weather?
An Ancient Flower, Preserved in Amber
A recently described 100 million-year-old fossil is the most complete flowering plant from the Cretaceous discovered.
25:05
Forty Years Of The Endangered Species Act
Currently, there are 2,142 U.S. and foreign species protected under the Endangered Species Act.
22:28
Why Do Insects Bug Us?
Author Jeffrey Lockwood dissects our complicated relationship with insects.
43:28
Can Plants Think?
Plants can hear, taste and feel, as Michael Pollan writes in his latest piece for The New Yorker. But is any of that evidence of intelligence?