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Science news this week: NASA nuclear rocket and space reproduction

March 28, 2026: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.
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Sex in space: Human reproduction beyond Earth policy must be urgently addressed, experts say

As commercial spaceflight edges closer to reality, astronauts spend more time orbiting Earth, and as we look to one day settle on Mars, questions about sex and reproductive health in space need to ...

Human sperm swims the wrong way in space, threatening Musk's Mars dreams

Elon Musk's hopes of one day colonising other worlds might be nothing more than a pipe dream ...
STAT

Push to create functional human eggs in the lab stumbles, pioneering fertility researcher reports

Megan Molteni reports on discoveries from the frontiers of genomic medicine, neuroscience, and reproductive tech. She joined STAT in 2021 after covering health and science at WIRED. You can reach ...
National Academies of Sciences%2c Engineering%2c and Medicine

Scientific and Medical Aspects of Human Reproductive Cloning

NOTICE: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of ...
Science Daily

Studying how seals adapt to extreme environments could lead to benefits in human reproductive health

Wild animals that have acquired adaptions to maximize their reproductive output in some of the world's most extreme conditions may provide answers to some of the most pressing problems in the field ...
Scientific American

First 3D Images of Human Embryo Implantation Reveal New Details of the Process

Researchers have captured the very first real-time, three-dimensional images and videos of a human embryo implanting into synthetic uterine tissue—revealing a key stage in reproduction. The ...
CNN

Scientists use human skin cells to create functional eggs, opening a door to new infertility treatments

Scientists have used human skin cells to create fertilizable eggs capable of producing early embryos, an advance that could expand possibilities for fertility treatment, according to new research.