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Solid, liquid, or gas? Technique quickly identifies physical state of tissues and tumors（图）
技术快速识别 肿瘤 癌症诊断
2023/6/19
As an organism grows, the feel of it changes too. In the initial stages, an embryo takes on an almost fluid-like state that allows its cells to divide and expand. As it matures, its tissues and organs...
Inspired by the sticky substance that barnacles use to cling to rocks, MIT engineers have designed a strong, biocompatible glue that can seal injured tissues and stop bleeding.
Microscopy technique makes finer images of deeper tissue, more quickly（图）
显微镜技术 深层组织图像 大脑内血管 神经元
2023/6/19
To create high-resolution, 3D images of tissues such as the brain, researchers often use two-photon microscopy, which involves aiming a high-intensity laser at the specimen to induce fluorescence exci...
Conversation quickly spreads droplets inside buildings（图）
Conversation quickly spreads droplets inside buildings
2020/10/10
With implications for the transmission of diseases like the flu, U.S. National Science Foundation-funded researchers have found that ordinary conversation creates a conical 'jetlike' airflow that...
Major group of flowering plants is evolving twice as quickly in temperate zones as in the tropics（图）
Major group flowering plants evolving twice quickly temperate zones tropics
2020/7/10
In a surprise twist, a major group of flowering plants is evolving twice as quickly in temperate zones as in the tropics. The finding runs counter to a long-held hypothesis that tropical regions, home...
Novel Chip-Based Gene Expression Tool Analyzes RNA Quickly And Accurately（图）
Novel Chip Gene Expression Tool Analyzes RNA Quickly And Accurately
2018/2/1
A University of Illinois and Mayo collaboration has demonstrated a novel gene expression analysis technique that can accurately measure levels of RNA quickly and directly from a cancerous tissue sampl...
Plants Under Heat Stress Must Act Surprisingly Quickly to Survive（图）
Plants Under Heat Stress Quickly to Survive
2017/9/5
In new results reported in The Plant Cell, molecular biologist Elizabeth Vierling at the University of Massachusetts Amherst and colleagues in India and China report finding a crucial mechanism that p...
Test uses nanotechnology to quickly diagnose Zika virus（图）
nanotechnology quickly diagnose Zika virus
2017/9/5
Washington University in St. Louis researchers have developed a test that quickly detects the presence of Zika virus in blood.Currently, testing for Zika requires that a blood sample be refrigerated a...
Device Allows Users to Manipulate 3-D Virtual Objects More Quickly
Device Allows Users Manipulate 3-D Virtual Objects More Quickly
2017/7/19
Researchers at North Carolina State University have developed a user-friendly, inexpensive controller for manipulating virtual objects in a computer program in three dimensions. The device allows user...
New Technique Quickly Predicts Salt Marsh Vulnerability
New Technique Quickly Predicts Salt Marsh Vulnerability
2017/2/16
Scientists working on a rapid assessment technique for determining which US coastal salt marshes are most imperiled by erosion were surprised to find that all eight of the Atlantic and Pacific Coast m...
Against the Tide:Fish Quickly Adapt to Lethal Levels of Pollution
Tide Fish Quickly Adapt Lethal Pollution
2016/12/13
Evolution is allowing some urban fish to survive in a lethal, human-altered environment, according to new results published in the journal Science.
While environmental change is outpacing the rate of...
New 'machine unlearning' technique wipes out unwanted data quickly and completely
machine unlearning unwanted data quickly completely
2016/3/21
Machine learning systems are everywhere. They predict the weather, forecast earthquakes, provide recommendations based on the books and movies we like, and even apply the brakes on our cars when we’re...
Nanoparticles accumulate quickly in wetland sediment
wetland sediment Nanoparticles accumulate
2014/10/9
A Duke University team has found that nanoparticles called single-walled carbon nanotubes accumulate quickly in the bottom sediments of an experimental wetland setting, an action they say could indire...
Immunising people with vaccines that are quick and inexpensive to produce is the answer to preventing large-scale spread of infectious disease, Professor Anton Middelberg from UQ’s Australian Institut...
Few problems in developing countries are as gut-wrenching as high infant mortality — and yet it is a problem that has solutions. A policy change in Thailand’s health care system has quickly led to sig...