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Already Anticipating ‘Terminator’ Ethics

Already Anticipating ‘Terminator’ Ethics

Fully programmable robots were on display at the Humanoids 2013 conference in Atlanta. The goal is to enable them to work effectively and even autonomously in emergency situations.

Give Thanks for the Winter Solstice. You Might Not Be Here Without It.

Give Thanks for the Winter Solstice. You Might Not Be Here Without It.

A view from space of how the sun falls on Earth during solstices and equinoxes captured by EUMETSAT's Meteosat-9.

Being Antisocial Leads to a Longer Life. For Marmots.

Being Antisocial Leads to a Longer Life. For Marmots.

Marmot pups near Crested Butte, Colo. Researchers tracked yellow-bellied marmots’ interactions for 13 years and found that more solitary marmots lived longer lives.

A Crispr Conundrum: How Cells Fend Off Gene Editing

A Crispr Conundrum: How Cells Fend Off Gene Editing

Embryonic stem cells surrounded by feeder cells. When a team of scientists tried using Crispr to turn stem cells into neurons, they found that many of them died unless a cancer-fighting gene also was deactivated.

The ‘Zombie Gene’ That May Protect Elephants From Cancer

The ‘Zombie Gene’ That May Protect Elephants From Cancer

Elephants, like their forebears mastodons and mammoths, carry a unique gene whose proteins kill off potentially cancerous cells.

Rhino Embryos Made in Lab to Save Nearly Extinct Subspecies

Rhino Embryos Made in Lab to Save Nearly Extinct Subspecies

Sudan, the last male northern white rhino, who died in March.

Eagles Take to South African Agriculture

Eagles Take to South African Agriculture

Verreaux’s Eagles nesting in South Africa’s mountains are not as successful as their neighbors nesting in an agricultural landscape.

Ancient Burial Pits Reveal Sophisticated Rituals

Ancient Burial Pits Reveal Sophisticated Rituals

Stone pendants and earrings recovered from the Lothagam North Pillar Site in Kenya, which is about 5,300 years old. It was used as a burial site for about 700 years. Then, abruptly and mysteriously, the burials stopped.

Asteroids and Adversaries: Challenging What NASA Knows About Space Rocks

Asteroids and Adversaries: Challenging What NASA Knows About Space Rocks

Radar images of a near-Earth asteroid collected in 2015. Since 2011, a NASA project called Neowise has studied 158,000 asteroids. But Microsoft’s former chief technologist, Dr. Nathan P. Myhrvold, criticized those numbers. “The science is terrible,” he said.

Insects Flew Before Anything Else Did. So How Did They Get Their Wings?

Insects Flew Before Anything Else Did. So How Did They Get Their Wings?

A fossil of a cockroach dating to the Cretaceous period, about 145 to 65 million years ago. Insects took to the skies much earlier, but there is scant fossil evidence from the period showing how they evolved wings.

Moving, Without Feet to Do So

Moving, Without Feet to Do So

Cilia are hairlike structures that project from cells. They can move in coordinated, rhythmic waves that propel organisms through water.

Archaeologists in China Discover the Oldest Stone Tools Outside Africa

Archaeologists in China Discover the Oldest Stone Tools Outside Africa

One of the 2.1 million-year-old artifacts, right, recovered from a gully in western China, left, suggest that hominins may have left Africa far earlier than previously believed.

How Cockroaches Crash Into Walls and Keep Going

How Cockroaches Crash Into Walls and Keep Going

Scientists found that the tough exteriors of cockroaches help them keep moving without losing much momentum when they bump into things.

America’s First Offshore Wind Farm May Power Up a New Industry

America’s First Offshore Wind Farm May Power Up a New Industry

One of five turbines that make up the Block Island Wind Farm, the first offshore wind farm in the United States, off the Rhode Island coast.

Review: ‘Pit Bull’ Traces Path From Fighter to Pet to Demon

Review: ‘Pit Bull’ Traces Path From Fighter to Pet to Demon

Pit Bull: The Battle Over an American Icon by Bronwen Dickey
Knopf, $26.95
330 pages


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