Life
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Paleontology
Fossil discoveries suggest the earliest dinosaurs laid soft-shelled eggs
Finding soft-shelled dinosaur eggs in the fossil record for the first time has scientists rethinking how dinosaur eggs evolved.
By Jack J. Lee -
Tech
Bubble-blowing drones may one day aid artificial pollination
Drones are too clumsy to rub pollen on flowers and not damage them. But blowing pollen-laden bubbles may help the machines be better pollinators.
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Neuroscience
How to make a mouse smell a smell that doesn’t actually exist
The ability to create a perception might lead to a deeper understanding of how the brain makes sense of the world.
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Genetics
DNA from a 5,200-year-old Irish tomb hints at ancient royal incest
Ruling families in Ireland may have organized a big tomb project, and inbred, more than 5,000 years ago, a new study suggests.
By Bruce Bower -
Animals
Barn owlets share food with their younger siblings in exchange for grooming
Scientists weren’t sure why elder barn owlets would give away meals to their younger kin, a rare example of sibling cooperation in birds.
By Pratik Pawar -
Animals
Larvaceans’ underwater ‘snot palaces’ boast elaborate plumbing
Mucus houses have valves and ducts galore that help giant larvaceans extract food from seawater.
By Susan Milius -
Life
Fossil footprints show some crocodile ancestors walked on two legs
The 106-million-year-old tracks suggest that other puzzling nearby fossils were also likely made by a bipedal croc ancestor, not a giant pterosaur.
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Neuroscience
The way the coronavirus messes with smell hints at how it affects the brain
Conflicting reports offer little clarity about whether COVID-19 targets the brain.
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Ecosystems
Bringing sea otters back to the Pacific coast pays off, but not for everyone
Benefits of reintroducing sea otters in the Pacific Northwest, such as boosting tourism, vastly outweigh the costs, a new analysis shows.
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Life
Scientists want to build a Noah’s Ark for the human microbiome
Just as the Svalbard Global Seed Vault protects global crop diversity, the Microbiota Vault may one day protect the microbes on and in our bodies.
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Animals
A nose-horned dragon lizard lost to science for over 100 years has been found
It’s now known that a Modigliani’s lizard, first found in 1891 in Indonesia, is bright green but can shift shades like a chameleon.
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Life
Fish poop exposes what eats the destructive crown-of-thorns starfish
During population booms, crown-of-thorns can devastate coral reefs. Identifying predators of the coral polyp slurpers could help protect the reefs.
By Jake Buehler