Robotics

Everyone Who Has Ever Been to Space, Charted

Everyone Who Has Ever Been to Space, Charted

SIN Jan 21, 2025 0 21

Space traveler demographics have shifted over time

The Space Junk Crisis Needs a Recycling Revolution

The Space Junk Crisis Needs a Recycling Revolution

SIN Jan 21, 2025 0 17

Orbital junk will become a crisis if we don’t act soon

Could Seeding Farm Fields with Crushed Rock Slow Climate Change?

Could Seeding Farm Fields with Crushed Rock Slow Climat...

SIN Jan 21, 2025 0 27

Spreading crushed stone across farm fields could inexpensively pull CO2 from the...

‘Electronic Tongue’ Could Taste Your Drinks for You

‘Electronic Tongue’ Could Taste Your Drinks for You

SIN Jan 21, 2025 0 19

An AI analysis and a chemical sensor determine drinks’ dilution, freshness and type

Readers Respond to the October 2024 Issue

Readers Respond to the October 2024 Issue

SIN Jan 21, 2025 0 15

Letters to the editors for the October 2024 issue of Scientific American

Peeing Is Contagious among Chimps

Peeing Is Contagious among Chimps

SIN Jan 21, 2025 0 27

Just as people often yawn or scratch themselves when they see someone else do so...

The Health Risks of Alcohol, a Red Dye Ban and Commercial Space Launches

The Health Risks of Alcohol, a Red Dye Ban and Commerci...

SIN Jan 20, 2025 0 17

We discuss a big week for commercial spaceflight, a red dye ban and a scary spid...

TikTok Ban Survives Supreme Court. What’s Next?

TikTok Ban Survives Supreme Court. What’s Next?

SIN Jan 20, 2025 0 18

The end seems nigh for TikTok in the U.S.

How Trump Will Roll Back Climate and Energy Policy on Day One

How Trump Will Roll Back Climate and Energy Policy on D...

SIN Jan 20, 2025 0 18

There are 50 to 100 expected executive orders on Trump’s first day in office. Ma...

Los Angeles Fires Were Fueled by Climate Change

Los Angeles Fires Were Fueled by Climate Change

SIN Jan 18, 2025 0 23

Many factors, such as strong Santa Ana winds and urban planning decisions, playe...

BMI Sidelined in New Obesity Definition That Favors Health Evaluation

BMI Sidelined in New Obesity Definition That Favors Hea...

SIN Jan 18, 2025 0 15

Instead of using the controversial body mass index, or BMI, to assess weight, an...

This Supermassive Black Hole May Harbor a Bizarre Undead Star

This Supermassive Black Hole May Harbor a Bizarre Undea...

SIN Jan 18, 2025 0 31

Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting prec...

SpaceX Starship Explosion Likely Caused by Propellant Leak, Elon Musk Says

SpaceX Starship Explosion Likely Caused by Propellant L...

SIN Jan 18, 2025 0 19

The seventh test flight of SpaceX’s Starship ended with a successful landing of ...

Could Inflicting Pain Test AI for Sentience?

Could Inflicting Pain Test AI for Sentience?

SIN Jan 17, 2025 0 23

A new study shows that large language models make trade-offs to avoid pain, with...

How NASA Used the Hubble Space Telescope to Look at the Sun

How NASA Used the Hubble Space Telescope to Look at the...

SIN Jan 17, 2025 0 34

A little-known chapter of the Hubble Space Telescope’s history is a reminder of ...

Linguists Point to Expressions of Pain as a Possible Universal Language

Linguists Point to Expressions of Pain as a Possible Un...

SIN Jan 17, 2025 0 16

Linguists think that the words that we use to express pain might tell us somethi...

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