How Dogs Are Helping Us Understand Ourselves
Dogs are helping improve our understanding of various human maladies and how we might treat them.
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.