Image of the Day: Filament Networks
Image of the Day: Filament Networks
Fossils from Newfoundland, Canada, reveal the extensive connections that existed among Earth’s earliest, sea-dwelling animals.
Image of the Day: Filament Networks
Image of the Day: Filament Networks

Fossils from Newfoundland, Canada, reveal the extensive connections that existed among Earth’s earliest, sea-dwelling animals.

Fossils from Newfoundland, Canada, reveal the extensive connections that existed among Earth’s earliest, sea-dwelling animals.

reproduction
Swamp Wallabies Can Have Two Separate Pregnancies at Once
Swamp Wallabies Can Have Two Separate Pregnancies at Once
Lisa Winter | Mar 3, 2020
Before the joey is born, another pregnancy has already started.
Image of the Day: Impaired Meiosis
Image of the Day: Impaired Meiosis
Amy Schleunes | Feb 7, 2020
A phthalate commonly found in shampoos, cosmetics, and cleaning products disrupts reproduction in worms.
Selecting Embryos for IQ, Height Not Currently Practical: Study
Selecting Embryos for IQ, Height Not Currently Practical: Study
Shawna Williams | Nov 21, 2019
Building simulations based on real genetic data, researchers conclude Gattaca-like tactics to choose the traits of future offspring would yield little payoff.
Sex Promotes Lasting Memories in Female Flies
Sex Promotes Lasting Memories in Female Flies
Ruth Williams | Nov 20, 2019
A protein present in the ejaculate of male fruit flies activates long-term memory formation in the brains of their female partners.
Rabbit Study May Hint at Origin of Female Orgasm in Humans
Rabbit Study May Hint at Origin of Female Orgasm in Humans
Catherine Offord | Oct 1, 2019
It could be a throwback to a mechanism that induces ovulation during sex, researchers propose, but not everyone thinks the results can be extrapolated to people.
Image of the Day: Synchronous Spawning
Image of the Day: Synchronous Spawning
Emily Makowski | Sep 9, 2019
Groups of corals release all of their eggs and sperm once a year, but the timing of their spawning is under threat from climate change.
Image of the Day: Spider Sex
Image of the Day: Spider Sex
Nicoletta Lanese | Aug 26, 2019
Funnel-web spiders change the timing of their distinct courtship behavior depending on what microbes they’re carrying.
Turtle Embryos May Have a Say in Deciding Their Sex
Turtle Embryos May Have a Say in Deciding Their Sex
Katarina Zimmer | Aug 1, 2019
In a species of freshwater turtle, embryos can move toward warmer or cooler environments within the egg and thus help choose their sexual destiny, but not all experts are convinced.
<em>C. elegans&nbsp;</em>Healthier Without Longevity Gene
C. elegans Healthier Without Longevity Gene
Chia-Yi Hou | Jul 17, 2019
Worms with the reproduction-related TCER-1 gene deleted could fight off infection for longer and survived better when exposed to heat and radiation.