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Current state-of-the-art instrumentation being sent to Mars to collect and analyze evidence of ancient life on the red planet may not be sensitive enough to make accurate assessments, according to an ...
What will it take to make our electronics smarter, faster, and more resilient? One idea is to build them from materials that are topological.
Topology stems from a branch of mathematics that studies ...
How fast is the universe expanding? Galaxies provide one answer（图）
universe expanding Galaxies answer
2021/4/9
Determining how rapidly the universe is expanding is key to understanding our cosmic fate, but along with more precise data comes a conundrum. Estimates based on measurements in our current universe d...
How do stone forests get their spikes? New research offers pointed answer（图）
stone forests their spikes offers pointed answer
2020/9/18
The researchers replicated the formation of these natural structures by creating sugar-based pinnacles, mimicking the soluble rocks that compose karst and similar topographies, then submerging them in...
How do stone forests get their spikes? New research offers pointed answer（图）
stone forests spikes pointed answer
2020/9/11
Stone forests -- pointed rock formations that resemble trees -- populate regions of China, Madagascar, and many other locations worldwide. They are as majestic as they are mysterious, created by uncer...
New Approach Measuring Early Butchering Practices Can Help Answer Questions About Evolution（图）
Measuring Early Butchering Practices Answer Questions About Evolution
2017/12/19
Researchers, led by a Purdue University anthropology professor, have found that statistical methods and 3D imaging can be used to accurately measure animal bone cut marks made by prehistoric human but...
Temporal preparation for speaking in question-answer sequences
turn-taking timing preparation
2017/9/1
In every-day conversations, the gap between turns of conversational partners is most frequently between 0 and 200 ms. We were interested how speakers achieve such fast transitions. We designed an expe...
Quasars may answer how starburst galaxies were extinguished
Quasars answer starburst galaxies extinguished
2017/9/1
Some of the biggest galaxies in the universe are full of extinguished stars. But nearly 12 billion years ago, soon after the universe first was created, these massive galaxies were hotspots that brewe...
Uncovering the answer to an age-old question:how do snowflakes form?
Uncovering the answer age-old question snowflakes form
2017/7/20
More than 400 years ago, renowned mathematician and scientist Johannes Kepler speculated about the creation of one of nature’s most angelic and unique shapes: the six-sided snowflake. Although atoms w...
If it smells like food, and looks like food, it must be food, right?Not in the case of ocean-faring birds that are sometimes found with bellies full of plastic. But very little research examines ...
Why do some STEM fields have fewer women than others?UW study may have the answer
STEM fields fewer women UW study the answer
2016/11/4
Women’s relative lack of participation in science, technology, engineering and math is well documented, but why women are more represented in some STEM areas than others is less clear.A new University...
Two original research communications and 2 editorials in this
month’s issue of the Journal illustrate the dilemmas of the current
treatment of obesity (1–4). The paper by Astrup et al (1) and
edito...
On World Water Day,scientists peer into rivers to answer water availability questions
World Water Day scientists rivers to answer water availability questions
2016/3/28
The following is part nine in a series on the National Science Foundation's Critical Zone Observatories (CZO) Network.Parts one, two, three, four, five, six, seven&#...
Multi-Image Matching: an "Old and New" Photogrammetric Answer to LIDAR Techniques
Close Range Photogrammetry Digital Matching, Segmentation
2015/12/16
Over the last decade, LIDAR techniques have replaced traditional photogrammetric techniques in many applications because of
their speed in point cloud generation. However, these laser scanning techni...
The Question–Answer Requirement for scope assignment
Language acquisition Negation Scope ambiguities Ambiguity resolution
2015/9/6
This paper focuses on children’s interpretation of sentences containing negation and a quantifier (e.g., The detective didn’t find some guys).Recent studies suggest that, although children are capable...