Scientists on Tuesday announced the discovery of an exquisitely preserved dinosaur embryo from at least 66 million years ago that was preparing to hatch from its egg just like a chicken.
Paleontology & Fossils
Dec 26, 2021
0
243
A 72- to 66-million-year-old embryo found inside a fossilized dinosaur egg sheds new light on the link between the behavior of modern birds and dinosaurs, according to a new study.
Paleontology & Fossils
Dec 21, 2021
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57828
The finding that some genes are active from the get-go challenges the textbook view that genes don't become active in human embryos until they are made up of four-to-eight cells, two or three days after fertilization.
Cell & Microbiology
Dec 21, 2021
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156
Cells in the developing embryo can sense the stiffness of other cells around them, which is key to them moving together to form the face and skull, finds a new study by UCL researchers.
Molecular & Computational biology
Dec 8, 2021
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478
A team of researchers from Deakin University in Australia and Clemson University in the U.S. has found that female finches change the song they sing to their eggs when temperatures rise. This results in hatchling mitochondria ...
Scientists at the Francis Crick Institute, in collaboration with University of Kent, have used gene editing technology to create female-only and male-only mice litters with 100% efficiency.
Plants & Animals
Dec 3, 2021
5
141
Scientists are using human stem cells to create a structure that mimics a pre-embryo and can serve as a research alternative to a real one.
Molecular & Computational biology
Dec 2, 2021
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4
Since 1978 when the first test tube baby was born, in vitro fertilization (IVF) has become a reasonable option for couples that have trouble getting pregnant. Originally developed to help women with obstructed tubes, the ...
Biotechnology
Dec 2, 2021
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24
An unprecedented glimpse of the human embryo at an early stage of development has provided critical clues on how undifferentiated cells become the specialized ones of which we are made, researchers reported on Wednesday.
Biotechnology
Nov 17, 2021
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44
An international team of researchers has found that some parasitic bird embryos move around more in their eggs than other species, which makes them stronger when they hatch. In their paper published in Proceedings of the ...
