Human laughter is common, but it's a somewhat mysterious part of our evolution. It's clear to evolutionary scholars that we laugh as a part of play, signaling our cooperation or friendliness. But how did laughter evolve? ...
Plants & Animals
May 7, 2021
1
5918
It first appeared as a glowing blob from ground-based telescopes and then vanished completely in images from the Hubble Space Telescope. Now, the ghostly object has reappeared as a faint, yet distinct galaxy in an image from ...
Astronomy
Dec 1, 2023
0
370
If global warming reaches or exceeds two degrees Celsius by 2100, University of Western Ontario's Joshua Pearce says it is likely that mainly richer humans will be responsible for the death of roughly one billion mainly poorer ...
Environment
Aug 28, 2023
46
1125
When I was younger I decided to learn Greek. I learned the letter-sound correspondences and could say the words—the sounds, that is. But although I could and still can decode these words, I can't actually read Greek because ...
Education
Nov 12, 2019
0
10
Why did the deer cross the road? According to research from the University of New Hampshire to keep going and going and going. Researchers have discovered the longest distance ever recorded by an adult male white-tailed deer—300 ...
Plants & Animals
Jun 9, 2021
0
11
For millennia, humans in the high latitudes have been enthralled by auroras—the northern and southern lights. Yet even after all that time, it appears the ethereal, dancing ribbons of light above Earth still hold some secrets.
Astronomy
May 6, 2021
0
1006
Developing new materials requires significant time and labor, but some chemists are now hopeful that artificial intelligence (AI) could one day shoulder much of this burden. In a new study in the Journal of the American Chemical ...
Analytical Chemistry
Aug 10, 2023
0
154
The ongoing COVID-19 pandemic has led many researchers to study airborne droplet transmission in different conditions and environments. The latest studies are starting to incorporate important aspects of fluid physics to ...
Soft Matter
Nov 3, 2020
0
633
Although the sun provides nearly all the energy needed to warm the planet, its contribution to climate change remains widely questioned. Many empirically based studies claim that it has a significant effect on climate, while ...
Genetic analysis has revealed that the ancestors of modern humans interbred with at least five different archaic human groups as they moved out of Africa and across Eurasia.
Evolution
Jul 15, 2019
7
792
