Chemistry
A chemical in plastics is tied to heart disease deaths
In 2018, over 350,000 excess heart disease deaths were linked to phthalates. More research is needed to fully understand the chemicals' effects.
All Topics
Chemistry
Earth
Climate
Penguin poop gives Antarctic cloud formation a boost
Penguin poop provides ammonia for cloud formation in coastal Antarctica, potentially helping to mitigate the impacts of climate change in the region.
Humans
Health & Medicine
Wet fingers always wrinkle in the same way
Pruney fingertips aren't swollen sponges — the wrinkles actually come from blood vessels constricting and pulling skin inward.
Life
Paleontology
Sloths once came in a dizzying array of sizes. Here’s why
A new fossil and DNA analysis traces how dozens of sloth species responded to climate shifts and humans. Just two small tree-dwelling sloths remain today.
Math
Plants
A leaf’s geometry determines whether it falls far from its tree
Shape and symmetry help determine where a leaf lands — and if the tree it came from can recoup the leaf’s carbon as it decomposes.
Physics
Science & Society
Trump’s ‘Golden Dome’ plan has a major obstacle: Physics
Scientists suggest the missile defense plan will face big hurdles, especially given its projected timeline and cost.
Science & Society
Science & Society
Trump’s ‘Golden Dome’ plan has a major obstacle: Physics
Scientists suggest the missile defense plan will face big hurdles, especially given its projected timeline and cost.
Space
Space
Perseverance takes the first picture of a visible Martian aurora
A faint yet visible Martian aurora is the first instance of the phenomenon spotted from another planet's surface.
Tech
Artificial Intelligence
A new AI-based weather tool surpasses current forecasts
The AI tool used machine learning to outperform current weather simulations, offering faster, cheaper, more accurate forecasts.
