A team of researchers from the University of Valladolid (Spain) has analysed 40 brands of beer, discovering that dark beer has more free iron than pale and non-alcoholic beers. Iron is essential to the human diet, but also ...
Other
Aug 11, 2011
0
0
A metal-poor star located merely 190 light-years from the Sun is 14.46+-0.80 billion years old, which implies that the star is nearly as old as the Universe! Those results emerged from a new study led by Howard Bond. Such ...
Astronomy
Feb 25, 2013
15
0
Astronomers have proposed a new theory to explain the origin of phosphorus, one of the elements important for life on Earth. The theory suggests a type of stellar explosion known as "ONe novae" as a major source of phosphorus.
Astronomy
May 10, 2024
0
1365
Oxygen-starved ocean "dead zones," where fish and animals cannot survive, have been expanding in the open ocean and coastal waters for several decades as a result of human agricultural and industrial activity. Trying to predict ...
Earth Sciences
Oct 31, 2022
0
101
One ecosystem's trash could be another ecosystem's treasure, according to scientists studying cyanobacteria, more commonly known as blue-green algae.
Cell & Microbiology
Mar 29, 2024
0
31
A newly discovered ancient star containing a record-low amount of iron carries evidence of a class of even older stars, long hypothesised but assumed to have vanished.
Astronomy
Aug 1, 2019
1
461
One of the U.K.'s most famous meteorites is helping scientists learn more about asteroids millions of kilometers away from Earth.
Planetary Sciences
Aug 7, 2023
0
27
Scientists at Rice University have developed synthetic protein switches to control the flow of electrons.
Biochemistry
Dec 17, 2018
0
243
An international research team has published the results of an ocean iron fertilization experiment (EIFEX) carried out in 2004 in the current issue of the scientific journal Nature. Unlike the LOHAFEX experiment carried out ...
Earth Sciences
Jul 18, 2012
9
0
Ancient manuscripts are treated like hospital patients at a famous book restoration institute in Rome that has worked on everything from the Dead Sea Scrolls to one of the oldest Korans in the world.
Archaeology
Dec 26, 2011
0
0
