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Mona Lisa's smile: now you see it, now you don't
Any list of the world's top ten most famous paintings will surely include da Vinci's "Mona Lisa." Part of the painting's appeal is its mystery.
2 years, 9 months ago
Rethinking dopamine
Scientists are now considering the role that dopamine plays in our bodies’ response to other stimuli, such as surprising, new, or negative events.
2 years, 9 months ago
The sensitivity of dog noses
Did you know that dog’s noses can be tens of thousands of times more sensitive than ours?
2 years, 9 months ago
The curious case of microbial invasion
‘Biological invasion’ is a phenomenon that occurs when a foreign organism establishes within a community of organisms that it otherwise wouldn’t be a…
2 years, 9 months ago
What's the difference between hair and fur?
Hair and fur are practically identical. How can that be?
2 years, 9 months ago
Bees have figured out some sweet, sweet math
When you think of beehive, your first thought may be of honey oozing out of the iconic hexagonal cells. Remarkable as the honey may be, though, the c…
2 years, 9 months ago
Making a new mouth for every meal
Microscopic hydras will trap and paralyze their prey. The next step usually is to stuff their mouths, only hydras usually don't have mouths.
2 years, 9 months ago
DNA and RNA in a genetic museum
When it comes to researching extinct animals the focus has almost entirely been on DNA because it tends to stand the test of time better, but RNA is …
2 years, 9 months ago
How cockroaches get away
The all-too-familiar American cockroach almost seems to know where you're going to strike. What's the tip-off that sends the cockroach running?
2 years, 9 months ago
Seeing color out of the corner of your eye
If you look at a green door at the edge of your field of vision, it's still green. Simple right? Not quite.
2 years, 9 months ago