The spots on the surface on the sun come and go with an 11-year periodicity known as the solar cycle. The solar cycle is driven by the solar dynamo, which is an interplay between magnetic fields, convection and rotation. ...
Astronomy
Jan 8, 2018
3
143
The Amazon River harbors the largest biodiversity of freshwater fish in the world. What is the origin of this abundance of species? Researchers at the University of Geneva (UNIGE), Switzerland, have integrated a range of ...
Ecology
Dec 20, 2017
0
17
Most people agree that chocolate tastes great, but is there a way to make it taste even better? Perhaps, according to scientists who looked at different conditions that can put a strain on cocoa trees. Reporting in ACS' Journal ...
Other
Dec 6, 2017
0
25
Ryo Ando, a graduate student of the University of Tokyo, and his colleagues have observed the galaxy NGC 253 and resolved its locations of star formation down to the scale of a molecular cloud, a star formation site with ...
Astronomy
Nov 6, 2017
0
529
(Phys.org)—French astronomers have recently presented a new abundance analysis of the star 68 Tauri (also known as HD 27962), which determines its chemical composition more precisely than previous studies. The results of ...
With 72 species currently identified, Espeletia is a plant genus endemic to the paramo, a moist alpine biome unique to the northern Andes. This genus, which inhabits the world's most diverse high-altitude ecosystem, is an ...
Ecology
Sep 20, 2017
0
3
Scientists at ANU have produced the best estimate of Earth's elemental composition which will help them understand how the Earth formed 4.6 billion years ago.
Earth Sciences
Sep 18, 2017
0
17
Research led by Monash University Earth scientists has added a new dimension to understanding life on Mars with the discovery that meteorites may be able to 'trap' evidence of Martian life.
Space Exploration
Jul 20, 2017
0
207
(Phys.org)—Astronomers have determined chemical abundances of several elements for six giant stars of a recently discovered stellar cluster known as Gaia1. The results, available in a paper published June 5 on arXiv.org, ...
Using two novel techniques, researchers at the National Institute of Standards and Technology (NIST) have for the first time examined, with nanometer-scale precision, the variations in chemical composition and defects of ...
Energy & Green Tech
Jun 12, 2017
0
19
