Almost a quarter of the universe stands literally in the shadows. According to cosmologists' theories, 25.8% of it is made up of dark matter, whose presence is signaled essentially only by its gravitational pull. What this ...
General Physics
Aug 21, 2019
67
2059
If the mission sounds impossible, that's because it is—at least with today's technology: Build a three-pound flying machine that can, under its own control, take off, fly through a window into a model building, avoid security ...
Engineering
Aug 2, 2013
0
0
Is the Standard Model of particle physics incorrect at key points? Recently there has been an increase in experimental observations that deviate from the predictions of this widely accepted physical theory. A current study ...
General Physics
Sep 13, 2021
7
516
(PhysOrg.com) -- In 1953, Stanley Miller filled two flasks with chemicals assumed to be present on the primitive Earth, connected the flasks with rubber tubes and introduced some electrical sparks as a stand-in for lightning. ...
Cell & Microbiology
Aug 7, 2009
14
0
Scientists have yet to understand and explain how life's informational molecules – proteins and DNA and RNA – arose from simpler chemicals when life on earth emerged some four billion years ago. Now a research team from ...
Polymers
Aug 24, 2017
4
1413
Lisa Randall, the Frank B. Baird Jr. Professor of Science in Harvard's Department of Physics, is an expert on particle physics and in 2007 was named one of Time magazine's most influential people. Her e-book, "Higgs Discovery: ...
General Physics
Jan 14, 2014
154
0
Venus flytraps catch spiders and insects by snapping their trap leaves. This mechanism is activated when unsuspecting prey touch highly sensitive trigger hairs twice within 30 seconds. A study led by researchers at the University ...
Plants & Animals
Jul 10, 2020
0
226
The Standard Model. What dull name for the most accurate scientific theory known to human beings.
General Physics
May 23, 2018
2
160
Look around you. Odds are, you are indoors reading this story using a computer or mobile device, perhaps sipping on a favorite cup of coffee. If you are indoors at this moment, you're draining energy from one of the largest ...
Energy & Green Tech
Mar 9, 2011
3
0
From matching wings on butterflies to the repeating six-point pattern of snowflakes, symmetries echo through nature, even down to the smallest building blocks of matter. Since the discovery of quarks, the building blocks ...
General Physics
Feb 5, 2014
0
0
