Does hot water freeze faster than cold water? Examining the Mpemba effect
Does hot water freeze faster than cold water? Aristotle may have been the first to tackle this question that later became known as the Mpemba effect.
Does hot water freeze faster than cold water? Aristotle may have been the first to tackle this question that later became known as the Mpemba effect.
Soft Matter
Aug 29, 2023
0
155
Right now, people in coastal China are fleeing successive typhoons. Parts of the Philippines are awash.
Environment
Aug 8, 2023
0
1
Nitrous oxide has a much stronger effect on the climate than carbon dioxide. Soils, peatlands and rivers are potential nitrous oxide sources. However, when, where and how much nitrous oxide is emitted into the air has not ...
Earth Sciences
Aug 7, 2023
0
58
The first-ever study to look at drivers of both marine heatwaves and cold spells in the shallow nearshore along the California Current—coordinated by California Polytechnic State University, San Luis Obispo (Cal Poly) and ...
Earth Sciences
Aug 2, 2023
0
25
A trio of biologists and environmental scientists, two with the University of Fribourg and the third with the Swiss Institute of Bioinformatics, has found that fully aquatic mammals, such as whales and porpoises, are very ...
Not far from Latin America's biggest city, Sao Paulo, a river is covered in a white layer that resembles fresh snow but is in fact a smelly, toxic foam.
Environment
Jul 13, 2023
0
17
In the past few weeks, climate records have shattered across the globe. July 4 was the hottest global average day on record, breaking the new record set the previous day. Average sea surface temperatures have been the highest ...
Environment
Jul 6, 2023
0
14
Seaweed has long been a staple food in Japan, but the chunky, slimy kelp hauled into fisherman Ryoichi Kigawa's boat is also starting to attract international attention for its potential as an eco-friendly supercrop.
Ecology
Jul 6, 2023
0
2
Unusually warm for this time of year, the waters of the Pacific signal hard times for the reptilian inhabitants of Ecuador's iconic Galapagos Islands.
Ecology
Jul 5, 2023
0
12
Amphipods have a much smaller safety margin to cope with warmer water in rivers than has been recognized previously. They also need to get used to warmer water gradually. This is shown by the research of Wilco Verberk of ...
Plants & Animals
Jul 5, 2023
0
4