All modern life is composed of cells, from single-celled bacteria to more complex organisms such as humans, which may contain billions or even trillions of cells. But how life came to be cellular remains uncertain. New research ...
Evolution
May 13, 2021
4
176
The human world is, increasingly, an urban one—and that means elevators. Hong Kong, the hometown of physicist Zhijie Feng (Boston University), adds new elevators at the rate of roughly 1500 every year...making vertical ...
Mathematics
May 3, 2021
9
157
Traffic accidents, tumor resections, and congenital diseases can cause significant trauma, which can lead to large bone deformations and/or bone loss. Although bone has some capacity to regenerate, large bone defects cannot ...
Polymers
Apr 27, 2021
0
21
Space is big business once again, Mars rovers and putative moon landings aside, there is an enormous need for geostationary satellites. With increasing traffic there is also a need for new sites for spaceports that might ...
Space Exploration
Apr 27, 2021
1
8
A towering wall of sand rushed over factories and apartment blocks in northwestern China's Gansu province as seasonal sandstorms barrelled across the country, causing air pollution and traffic accidents.
Environment
Apr 27, 2021
0
9
University of Arkansas law professor Jordan Blair Woods challenges the conventional wisdom that only police can enforce traffic laws.
Social Sciences
Apr 23, 2021
2
3
A new type of collective behavior in ants has been revealed by an international team of scientists, headed by biologist Professor Iain Couzin, co-director of the Cluster of Excellence "Centre for the Advanced Study of Collective ...
Plants & Animals
Apr 19, 2021
0
187
Common ragweed is an annual plant native to parts of the United States and southern Canada. It's an invasive species that has spread to Europe. An important agricultural weed, this plant is particularly well-adapted to living ...
Plants & Animals
Apr 14, 2021
0
3
Scientists will take advantage of an unprecedented fall in shipping activity to listen in to the world's oceans and study how manmade noise affects marine ecosystems, the project organisers said Thursday.
Ecology
Apr 8, 2021
0
8
The enormous Ever Given container ship, wedged in Egypt's Suez Canal, is visible in new images captured by the Copernicus Sentinel-1 mission.
Earth Sciences
Mar 29, 2021
1
23
