Early in human development, during the first trimester of gestation, a fetus may have XX or XY chromosomes that indicate its sex. Yet at this stage a mass of cells known as the bipotential gonad that ultimately develops into ...
Evolution
May 05, 2021
0
31
The population growth of an endangered butterfly species is greatest in habitats with microclimatic variability, according to a study carried out collaboratively by the Faculty of Biological and Environmental Sciences and ...
Plants & Animals
May 05, 2021
0
2
The negative impact of metals in polluted lakes on aquatic organisms may also adversely affect insectivorous birds on land. This is the conclusion of a dissertation from the Industrial Doctoral School for Research and Innovation ...
Plants & Animals
Apr 08, 2021
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3
Ariane 6 early combined tests at Latesys in Fos-sur-Mer, in France, have simulated the moment of liftoff when the umbilicals separate from the launch vehicle.
Space Exploration
Apr 07, 2021
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8
Karina Brocco French explains that sea stars are like butterflies: They go through metamorphosis.
Plants & Animals
Apr 05, 2021
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461
Russia on Monday put 38 foreign satellites into orbit after a succesful launch from the Baikonur cosmodrome in Kazakhstan following delays due to technical issues.
Space Exploration
Mar 22, 2021
5
23
A prototype of SpaceX's unmanned rocket Starship exploded on Wednesday, the third time a test flight ended in flames.
Space Exploration
Mar 05, 2021
6
71
The first complete upper stage of Europe's new Ariane 6 launch vehicle has left ArianeGroup in Bremen and is now on its way to the DLR German Aerospace Center in Lampoldshausen, Germany. Hot firing tests performed in near-vacuum ...
Space Exploration
Jan 29, 2021
2
21
Richard Branson's Virgin Orbit reached space on Sunday, eight months after the first demonstration flight of its air-launched rocket system failed, the company said.
Space Exploration
Jan 18, 2021
1
451
RIKEN developmental biologists have analyzed the transitions that precede metamorphosis in fruit fly larvae using experiments and mathematical modeling1. They have also identified the survival strategies underlying these ...
Plants & Animals
Jan 15, 2021
0
18
