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Science news and technology updates from Scientific American

Making Sense of Quantum Mechanics

Sat, 20 Apr 2019 16:00:00 GMT

Philosopher David Albert thinks there might be a “clear and straightforward” way of thinking about quantum phenomena

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4/20 Traffic Accidents Claim Curbed

Sat, 20 Apr 2019 16:37:00 GMT

A deeper data dive calls into question a 2018 study that found a spike in fatal traffic accidents apparently related to marijuana consumption on this date.  

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A Genetic Risk Score Tries to Predict Whether a Child Will Become Obese

Thu, 18 Apr 2019 17:00:00 GMT

A still-controversial test could be administered to toddlers to gauge their chances

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Scientists Uncover California's Hidden Earthquakes

Thu, 18 Apr 2019 18:00:00 GMT

Nearly two million tiny tremors could help explain the inner workings of key faults

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How Do I Know If My Tap Water Is Safe?

Thu, 18 Apr 2019 19:00:00 GMT

Everyday Einstein explains what contaminates our water, how it gets there, and what we can do to test it

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When Lab Experiments Carry Theological Implications

Mon, 22 Apr 2019 11:00:00 GMT

Efforts to create new life-forms—and new universes—will raise profound questions

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Kangaroo Rats Channel Jackie Chan to Evade Rattlesnakes [Video]

Sat, 20 Apr 2019 13:00:00 GMT

First ever high-speed video of interaction contains big surprises

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NASA to Seek Iron-Spewing Volcanoes at Psyche

Thu, 25 Apr 2019 10:45:00 GMT

New research suggests the large metallic asteroid may harbor signs of past “ferrovolcanism” that could help rewrite early chapters of the solar system’s history

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We Need a Space Resources Institute

Fri, 19 Apr 2019 11:00:00 GMT

The moon and other bodies will ultimately be exploited; it’s crucial to do so in a thoughtful and organized way

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Honeybees Can Put Two and Two Together

Wed, 24 Apr 2019 00:29:00 GMT

The tiny brain of a honeybee is apparently able to calculate small numbers' addition and subtraction. Annie Sneed reports.

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River Dolphins Have a Wide Vocal Repertoire

Thu, 25 Apr 2019 00:10:00 GMT

Freshwater dolphins are evolutionary relics, and their calls give clues to the origins of cetacean communication in general. Christopher Intagliata reports.

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SpaceX Crew Dragon Capsule Explodes During Engine Test

Mon, 22 Apr 2019 17:45:00 GMT

The accident is likely to significantly delay the company’s plans for crewed launches

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Why Women—and Men—Need Better Birth Control

Thu, 25 Apr 2019 13:00:00 GMT

The IUD is held up as the gold standard of contraception. That says a lot about the slothful pace of innovation

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The Hidden Seismic Symphony in Earthquake Signals

Thu, 25 Apr 2019 04:00:00 GMT

Machine learning can reveal acoustic vibrations that could improve forecasting

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First "Marsquake" Detected on Red Planet

Wed, 24 Apr 2019 14:45:00 GMT

NASA′s InSight lander hears ripples of seismic energy rippling through Mars

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What Is the Point of a Period?

Thu, 18 Apr 2019 13:00:00 GMT

Age-old taboos against menstruation have led to a lack of research on how women's cycles work, with serious consequences for their health

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A Tree and Its People in a Warming Landscape

Mon, 22 Apr 2019 20:28:00 GMT

Conservation scientist Lauren Oakes discusses her book about Alaska ecology and sociology, In Search of the Canary Tree: The Story of a Scientist, a Cypress, and a Changing World.

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Where Are the Black Women in STEM Leadership?

Tue, 23 Apr 2019 16:00:00 GMT

By training diverse women in science and tech to become leaders, the whole ecosystem benefits

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Did a Meteor from Another Star Strike Earth in 2014?

Tue, 23 Apr 2019 10:45:00 GMT

Questionable data clouds the potential discovery of the first known interstellar fireball

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Seabird Poop Speeds Up Coral Growth

Wed, 24 Apr 2019 10:45:00 GMT

Conservation plans should consider such links between land-based and marine ecosystems

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Gluten-Free Restaurant Foods Are Often Mislabeled

Thu, 18 Apr 2019 23:20:00 GMT

One in three gluten-free dishes tested at restaurants contained gluten—especially GF pizzas and pastas. Christopher Intagliata reports.

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Talking Black Holes with Astrophysicist Katie Mack

Wed, 24 Apr 2019 11:00:00 GMT

One of astronomy’s great explainers tells you about the Event Horizon Telescope’s image and plenty more

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Why Are Girls Getting Their Periods So Young?

Thu, 18 Apr 2019 13:15:00 GMT

Female puberty is starting earlier and earlier, with worrying consequences for women’s health

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Hyena Society Stability Has Last Laugh

Fri, 19 Apr 2019 23:10:00 GMT

Female hyenas keep their clans in line by virtue of their complex social networks. Jason G. Goldman reports. 

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Harder-Working Snakes Pack Stronger Venom

Fri, 26 Apr 2019 00:32:00 GMT

Snake venom toxicity depends on snake size, energy requirements and environmental dimensionality more than on prey size.

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