Animals
Pig kidneys transplanted into body of brain-dead man
A brain-dead man was the recipient of two pig kidneys — a groundbreaking transplant that could help bring the organ shortage to an end.
Beet juice “blood” is a potent way to kill mosquitoes
Molecular Attraction plans to kill mosquitoes transmitting malaria by tricking them into drinking beet juice “blood” laced with toxins.
Surgeons transplant pig heart into Maryland man
A pig heart is now beating in the chest of a man in Maryland, marking a huge step forward for xenotransplantation research.
Using robotic fish to harness the “ecology of fear”
To fight an invasive fish threatening Australia’s critically endangered freshwater natives, researchers are looking to robotic predators — and the “ecology of fear” they create.
What the ancient, alien jellyfish can tell us about the human brain
The jellyfish nervous system, revealed by glowing genes, may help unlock the secrets of how our own brain evolved.
Can artificial insemination save the ocelot?
There are fewer than 80 ocelots known to exist in the wild in the U.S. Can artificial insemination save the species?
Citizen keepers are raising threatened grasshoppers
The large marsh grasshopper risks extinction. But volunteer citizen keepers are raising the insect for rewilding to newly restored wetlands.
Scientists toilet-train cows to reduce air pollution
To combat the negative environmental impact of cow urine, researchers have proven it's possible to potty-train calves.
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Challengers
The plant-based startup taking on food giants
Kelp is a superfood that’s grown totally sustainable. But will people be willing to replace burgers with seaweed?
Cultured meat for pets is about to hit store shelves
Biotech startup Because, Animals is creating cultured meat for pets, using mouse cells to grow the meat found in its new cat treat.