Monte Verde site gets a new date, but the big picture doesn't change

Stop trying to make "Clovis First" happen; it's not going to happen. [...]

The US is looking at a year of chaotic weather

Massive Western heat wave, potential El Niño raise concerns about unpredictable, extreme weather. [...]

Iran War Puts Global Energy Markets on the Brink of a Worst-Case Scenario

“This will be so, so, so, so, so bad,” one analyst says. [...]

Perseverance’s radar revealed ancient subsurface river delta on Mars

There may be a river delta hidden under the obvious delta in a Martian crater. [...]

Getting formal about quantum mechanics' lack of causality

A quantum experiment shows that we can formally test if the order of events matters. [...]

We keep finding the raw material of DNA in asteroids—what's it telling us?

This week's result is just the latest in a growing collection of discoveries. [...]

Mining the deep ocean

Policymakers debate if we even need deep ocean mining and if we can do it safely. [...]

Long fingernails vs. touchscreens: This nail polish could help

Undergraduate's prototype conductive nail polish could turn long fingernails into touchscreen styluses. [...]

A bit of good news: It's possible to turn around a groundwater crisis

Analyzing dozens of cases around the world yields some practical lessons. [...]