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The Starship MK1 assembled at SpaceX's build and launch facility in Texas.

Could Elon Musk's Starship Threaten Alien Life?

By Samantha Rolfe published

Opinion Elon Musk's bold plan to send a crewed Starship to Mars and beyond has potential dire consequences for alien life.

Opinion
flu shot, shot, injection, gloves

Why the Flu Shot Can't Give You the Flu

By Libby Richards published

Opinion Here are the facts about the flu shot and why this vaccine can't give you the flu virus.

Opinion
a photo of the detonation of an atoll during operation ivy in 1952, showing a mushroom cloud above the sea

Anthropocene? Humans Have Been Changing the Planet for Millennia.

By Ben Marwick, Erle C. Ellis, Lucas Stephens, Nicole Boivin published

Opinion So how do we mark the beginning of this human age?

Opinion
wildfires burn the amazon rainforest

Amazon Wildfires Are Horrifying, But They're Not Destroying Earth's Oxygen Supply

By Scott Denning published

Opinion Even if the entire Amazon rainforest burned down, we'd be okay.

Opinion
a conceptual image of a global internet network

Hackers Could Kill More People Than a Nuclear Weapon

By Jeremy Straub published

Opinion Digital attacks can hit many targets at once.

Opinion
a man looking up at night sky

How a Silent Cosmos Led Humans to Fear the Worst

By Thomas Moynihan published

Opinion If all aliens have gone extinct, what does the future hold for humanity?

Opinion
The Islamic State group destroyed parts of this Roman amphitheater in the ancient city of Palmyra, in central Syria, shown here on March 3, 2017.

Archaeologists Who Are Banned from Syria Mourn the Cost of War

By Lubna Omar published

Opinion Archaeologist says she's in academic purgatory, observing from a distance as Syria burns, unable to help protect its history or its present.

Opinion
An artistic representation of the amoeba <em>Naegleria fowleri</em>, which causes deadly brain infections.

Why the 'Brain-Eating' Amoeba Is So Deadly

By Bill Sullivan published

Opinion The digestive power of this amoeba is the stuff of nightmares when it plays out in a human brain.

Opinion
Beach with "No Swimming" sign in the foreground.

Flesh-Eating Bacteria Thrive in Warm Coastal Waters. That Doesn't Mean You'll Get Sick.

By Brian Labus published

Opinion Rising water temperature encourage the spread of harmful bacteria in ocean waters.

Opinion
Sharks don't "hunt" humans. And shark bites are almost always cases of mistaken identity.

Should You Worry About Getting Bitten by a Shark?

By Livescience.com published

Opinion Sharks elicit outsized fear, even though the risk of a shark bite is infinitesimally small. Here's why.

Opinion
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