Genetic testing cannot reveal the gender of your baby − two genetic counselors explain the complexities of sex and gender
Cell-free DNA prenatal screening, sometimes called ‘the gender test,’ cannot determine gender because gender is more than just genes and genitals.
June 25, 2024 • ~10 min
Ferns and flowers bribe helpful ant defenders with nectar, but ferns developed this ability much later – our study shows why
Ferns have evolved a mutually beneficial relationship with ants, but this happened late in their evolution. A recent study shows that old dogs can learn new tricks.
June 20, 2024 • ~6 min
From glowing corals to vomiting shrimp, animals have used bioluminescence to communicate for millions of years – here’s what scientists still don’t know about it
Dozens of animals, some on land but many in the ocean, can produce light within their bodies through chemical reactions. Scientists are still trying to understand when and why this trait developed.
June 14, 2024 • ~10 min
With programmable pixels, novel sensor improves imaging of neural activity
New camera chip design allows for optimizing each pixel’s timing to maximize signal-to-noise ratio when tracking real-time visual indicator of neural voltage.
June 13, 2024 • ~8 min
Female giraffes drove the evolution of long giraffe necks in order to feed on the most nutritious leaves, new research suggests
Giraffe necks are a hot topic among biologists. A new study contradicts an older theory that says male giraffes need long necks to fight over mates.
June 5, 2024 • ~7 min
Pregnancy is an engineering challenge − diagnosing and treating preterm birth requires understanding its mechanics
How and why preterm birth happens is still unclear, in part because research on pregnancy tends to focus on developmental biology.
June 4, 2024 • ~10 min
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