The team demonstrates that genetic editing of an unfertilized egg allows mammals to generate offspring.
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The European Space Agency analyzes the impact of war on its upcoming launches.
Space cooperation is suffering following the invasion of Ukraine and Western sanctions against Russia. The head of the Russian space agency warns that they could affect the International Space Station, ceases cooperation with ESA on launches from French Guiana, and suspends US support for its mission to Venus.
Geneticists from the US and UK have compiled a "unified genealogy" of Homo sapiens from thousands of current and ancient genomes.
Both supporters and opponents of this measure acknowledge that it will not improve drug availability in the short term. The WHO and developing countries are trying to manufacture their own vaccines.
Virologist Adolfo García-Sastre is involved in the development of a vaccine that is cheap and easy to manufacture, even in developing countries.
Álvaro Rodríguez-Lescure, president of the oncologists, warns of the historical delay in research into this disease in Spain and the impact of the pandemic on tumor treatment.
A study with mice reveals for the first time that the same molecule has opposite effects on memory depending on the sex.
The worst wave of Covid-19 a country has suffered since the start of the pandemic may be accelerated by a new version of the virus, although experts urge caution due to the lack of data.
The Perseverance rover is testing an instrument designed to support future manned missions to the Red Planet.