Researchers at the University of California San Diego developed a wearable technology that can hide its wearer from heat-detecting sensors such as night vision goggles, even when the ambient temperature changes—a feat that ...
Materials Science
Mar 3, 2020
1
361
Imagine time running backwards. People would grow younger instead of older and, after a long life of gradual rejuvenation – unlearning everything they know – they would end as a twinkle in their parents' eyes. That's ...
General Physics
Feb 23, 2016
31
290
SpaceX said Friday that the first 60 satellites in its "Starlink" constellation, which is intended to provide internet from space, will be less and less visible from Earth as they reach their final orbit.
Space Exploration
May 31, 2019
24
265
This August, stargazers will have a rare opportunity to see five visible planets in the night sky at the same time with the naked eye.
Space Exploration
Jul 14, 2016
0
77
(PhysOrg.com) -- Researchers studying the eyes of different Australian bull ants have found the first evidence of adaptation of visual structures within a single species to distinct light intensities.
Plants & Animals
Oct 6, 2010
4
0
Insects navigate in much the same way that ancient humans did: using the sky. Their primary cue is the position of the sun, but insects can also detect properties of skylight (the blue light scattered by the upper atmosphere) ...
Plants & Animals
Apr 21, 2017
0
38
Thanks to social media and the power of citizen scientists chasing the northern lights, a new feature was discovered recently. Nobody knew what this strange ribbon of purple light was, so … it was called Steve.
Space Exploration
Apr 21, 2017
8
547
The red dwarf star TRAPPIST-1 is home to the largest group of roughly Earth-size planets ever found in a single stellar system. Located about 40 light-years away, these seven rocky siblings provide an example of the tremendous ...
Astronomy
Jan 22, 2021
1
766
The longest "blood moon" eclipse this century dazzled skygazers across the globe Friday, coinciding with Mars' closest approach in 15 years in a thrilling celestial spectacle.
Space Exploration
Jul 28, 2018
0
308
With frigid temperatures already blanketing much of the United States, the arrival of the winter solstice on December 21 may not be an occasion many people feel like celebrating. But a dazzling total lunar eclipse to start ...
Space Exploration
Dec 20, 2010
1
0
