Humans and other animals carry rogue sequences of DNA in their genomes called transposable elements (TEs). To prevent passing TEs to their offspring, they employ the piRNA pathway in their reproductive organs to block the ...
Cell & Microbiology
Dec 21, 2016
0
199
Chinese weather forecasters and state media say the dense, gray smog that has smothered much of China, closing schools and grounding planes, may finally soon give way.
Environment
Dec 21, 2016
2
12
The proud owner of dingo 'Kimba', James Bornstein, is part of the new wave of Australian exotic pet lovers whose unconventional companions are growing in popularity.
Plants & Animals
Dec 21, 2016
0
9
The White House blocked new leases for oil and gas drilling in sections of the Arctic and Atlantic Tuesday, a high-stakes bid to forestall exploration and tie Donald Trump's hands.
Environment
Dec 21, 2016
2
37
An unmanned aircraft that is part of Facebook's plan to send internet signals to remote parts of the world crash-landed in the Arizona desert over the summer because of strong winds, investigators said.
Internet
Dec 21, 2016
0
6
US drone delivery service Flirtey on Monday announced that its self-piloting flying machines have whisked flu medicine, hot food and more from 7-Eleven convenience stores to customers' homes.
Engineering
Dec 21, 2016
15
705
Facebook on Monday began testing a live audio streaming service that will let people essentially broadcast radio-style on the leading online social network.
Internet
Dec 21, 2016
0
15
An underwater robot has captured a rare glimpse beneath the Antarctic sea ice, revealing a colourful world filled with coconut-shaped sponges, dandelion-like worms, pink algae and spidery starfish.
Environment
Dec 21, 2016
0
128
A new study in The Condor: Ornithological Applications documents the steep decline of a population of endangered Southwestern Willow Flycatchers over 16 years—and the change in the sex ratio that has left the birds' future ...
Plants & Animals
Dec 21, 2016
0
5
Traditional computer memory, known as DRAM, uses electric fields to store information. In DRAM, the presence or absence of an electric charge is indicated either by number 1 or number 0. Unfortunately, this type of information ...
Condensed Matter
Dec 21, 2016
0
21
