A new study of giant viruses supports the idea that viruses are ancient living organisms and not inanimate molecular remnants run amok, as some scientists have argued. The study reshapes the universal family tree, adding ...
Evolution
Sep 13, 2012
2
0
There are huge differences in species numbers among the major branches of the tree of life. Some groups of organisms have many species, while others have few. For example, animals, plants and fungi each have over 100,000 ...
Evolution
Jul 29, 2021
2
346
Scientists have many tools at their disposal to study, manipulate and copy genes.
Plants & Animals
Feb 1, 2019
2
24
Ask any pet owner if their beloved companion has a personality and you'll most often get an emphatic "yes". But now tiger researchers can nod along too—a study published Wednesday reveals that the world's largest felines ...
Plants & Animals
Apr 5, 2023
0
357
The benefits of zoos to society and local communities are largely underestimated by the wider population, new research shows.
Social Sciences
Jan 27, 2023
0
6
One of the most profound changes in the life of an organism is what Antonio Giraldez calls "embryonic puberty": the stage when an early embryo stops taking instructions from its mother on how to develop and activates its ...
Biotechnology
Dec 27, 2016
0
462
Researchers at the Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC) developed a mouse model that enables them to look inside a working muscle and identify the proteins that allow the sarcomere ...
Molecular & Computational biology
Jun 19, 2020
0
176
Skates have primitive colons. This may not sound like a big deal, but it is. The discovery could change scientific understanding of evolution, of how animals emerged from water to live on land.
Evolution
Oct 6, 2014
0
0
Tiny fragments of plastic waste are dispersed throughout the environment, including the oceans, where marine organisms can ingest them. However, the subsequent fate of these microplastics in animals that live near the bottom ...
Environment
Apr 8, 2020
0
9
The smell of sawdust and popcorn fills the air. The clowns, acrobats and magicians are all in place.
Other
Sep 10, 2023
0
117
