Researchers at Universite Laval, in collaboration with Nova Scotia Agricultural College, have discovered what causes Christmas tree needles to drop off, and how to double the lifespan of Christmas trees in homes. The authors ...
Ecology
Dec 6, 2010
0
0
In 1909, an Iranian telegraph operator living in the remote desert town of Kerman noticed an unusual movement of the magnetic needle of his telegraph instrument. While other telegraph operators during the late 1800s and early ...
Earth Sciences
Sep 3, 2013
0
0
In the treatment of tumors, microenvironment plays an important role. It often contains immune cells that are so changed that they promote tumor growth. In the journal Angewandte Chemie, scientists have introduced a method ...
Biochemistry
Mar 25, 2020
0
7
Researchers have demonstrated that an optical technique known as Raman spectroscopy can be used to differentiate between benign and cancerous thyroid cells. The new study shows Raman spectroscopy's potential as a tool to ...
Optics & Photonics
Aug 5, 2019
0
8
Christmas trees are the centerpiece of the holiday season. But the fear of needles falling can deter shoppers from buying real trees from local growers.
Plants & Animals
Dec 4, 2023
1
1
Droplets or emulsions are widely employed in the fields of drug delivery, chemical analysis, biological assays and material synthesis. Emulsions can be created using a microfluidic device that allows generation of droplets ...
Nanomaterials
Feb 4, 2019
0
9
Hypodermic needles, houseflies: both potentially threatening or repulsive but neither elicit the same response in the subjects of a recent experiment. The gut reaction of the many who experience arachnophobia, and 4 % of ...
Plants & Animals
Oct 27, 2017
0
22
Robotically steering flexible needles can reach their intended target in tissue with sub-millimetre level accuracy. This has been demonstrated by the doctoral research of Momen Abayazid, who is affiliated with the research ...
Engineering
Aug 26, 2015
1
13
Air pollution is related to forest decline and also appears to attack the protecting wax on tree leaves and needles. Bonn University scientists have now discovered a responsible mechanism: particulate matter salt compounds ...
Environment
Jun 19, 2013
0
0
Researchers at the University of Twente have designed a tiny needle in which micro-channels can be used for extracting small liquid samples from a local area of the brain. The needle is about as thick as a human hair. Thanks ...
Analytical Chemistry
Mar 14, 2019
0
9
