Climate scientists at the Harvard School of Engineering and Applied Sciences (SEAS) have discovered that particulate pollution in the late 20th century created a "warming hole" over the eastern United States—that is, ...
Earth Sciences
Apr 26, 2012
197
0
Imagine a kerosene lamp that continued to shine after the fuel was spent, or an electric stove that could remain hot during a power outage.
Energy & Green Tech
Jun 29, 2012
11
0
We live in a world made and run by RNA, the equally important sibling of the genetic molecule DNA. In fact, evolutionary biologists hypothesize that RNA existed and self-replicated even before the appearance of DNA and the ...
Bio & Medicine
May 2, 2022
0
1882
Simon Lock wants to change the way you think about the Moon.
Space Exploration
Feb 28, 2018
59
262
It's easy to spot a "bad" data visualization—one packed with too much text, excessive ornamentation, gaudy colors, and clip art. Design guru Edward Tufte derided such decorations as redundant at best, useless at worst, ...
Computer Sciences
Oct 16, 2013
0
0
New research on one history's most important trading hubs provides some of the earliest genetic glimpses at the movement and interactions of populations that lived in parts of Western Asia between two major events in human ...
Archaeology
May 28, 2020
0
694
Tardigrades, also known as water bears, are a diverse group of charismatic microscopic invertebrates that are best known for their ability to survive extreme conditions. A famous example was a 2007 trip to space where tardigrades ...
Evolution
Oct 5, 2021
1
6387
The boxy mail truck familiar on American roads for more than two decades soon may be a thing of the past. The Postal Service is beginning the process of replacing some 180,000 of the trucks, a significant portion of its total ...
Energy & Green Tech
Mar 17, 2015
28
34
Optical frequency combs are widely-used, high-precision tools for measuring and detecting different frequencies—a.k.a. colors—of light. Unlike conventional lasers, which emit a single frequency, these lasers emit multiple ...
Optics & Photonics
Oct 17, 2017
0
804
Methane is a strong greenhouse gas that plays a key role in Earth's climate. Anytime we use natural gas, whether we light up our kitchen stove or barbeque, we are using methane.
Earth Sciences
Jun 14, 2021
3
318
