Izumo and Juno: Sperm-Egg Secret Unscrambled
Scientists said this week that they had made the long-sought discovery of how sperm latches onto an egg in the very first spark of reproduction, the outcome of a near decade-long hunt.
Scientists said Wednesday they had made the long-sought discovery of how sperm latches onto an egg in the very first spark of reproduction, the outcome of a near decade-long hunt. The find opens up avenues for new contraception or treating infertility…
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TD Original
A series of class-action lawsuits are challenging a popular IVF genetic test that many say is worthless.
Editorial Cartoons
A tug of war is playing out in court between the Obama administration and U.S. District Judge Royce C. Lamberth over the issue of embryonic stem cell research, and Lamberth appears to have prevailed in the latest round.
In a bid to create a vast reserve of universally acceptable O-negative blood, a team of Scottish scientists is heading up a research project that aims to produce synthetic blood from embryonic stem cells.
The House has passed legislation in support of stem cell research. The vote was 253 to 174. President Bush's only use of the veto was to nix a similar bill last year, and this proposed expansion of research is seen as a direct challenge to him.
A group of U.S. and UK researchers have suggested that children born to older fathers are likelier to develop autism. The study of 132,271 Israeli children implies the possibility that men also have time constraints on procreation.
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