Why fathers are usually the older parent, lasers that control lightning, and “self-healing” ancient concrete

Sponsored by Phenome Health logo
    
January 18, 2023

Genetics

Dads Have Been Older than Moms since the Dawn of Humanity, Study Suggests

Using modern human DNA to estimate when new generations were born over 250,000 years, scientists suggest that fathers have been having children later in life than mothers throughout human history

By Freda Kreier,Nature magazine

Energy

Scientists Fire Lasers at the Sky to Control Lightning

Laser beams could be used to deflect lightning strikes from vulnerable places such as airports and wind farms

By Allison Parshall

Materials Science

Ancient Roman Concrete Has "Self-Healing" Capabilities

Mineral deposits called “lime clasts” found in ancient Roman concrete give the material self-healing capabilities that could help engineers develop more resilient modern concrete and reduce its associated emissions

By Daniel Cusick,E&E News

Black Holes

Colliding Supermassive Black Holes Discovered in Nearby Galaxy

These merging supermassive black holes are among the closest ever observed and could help unlock deeper secrets of cosmic history

By Allison Parshall

Epidemiology

RSV Is Spreading: What We Know about This Common and Surprisingly Dangerous Virus

Your questions answered about what RSV is, how it spreads, what vaccines are on the way and who is most at risk

By Tara Haelle

Fossil Fuels

Why Capturing Methane Is So Difficult

Oil and gas facilities will soon be charged for releasing methane, but technologies to capture the potent greenhouse gas are still relatively new and untested

By Camille Bond,E&E News

Archaeology

Lasers Reveal Massive, 650-Square-Mile Maya Site Hidden Beneath Guatemalan Rainforest

A sprawling Maya site has been discovered beneath a Guatemalan rainforest

By Jennifer Nalewicki,LiveScience

Climate Change

The Right Words Are Crucial to Solving Climate Change

Speaking to people’s priorities can build the will needed to implement climate solutions

By Susan Joy Hassol
FROM THE STORE
FROM THE ARCHIVE

Monogamy May Be Written in Our Genes

In animal studies, a set of 42 genes involved in neural development, learning and memory, and cognition seems to be associated with monogamy

QUOTE OF THE DAY

"Addressing climate communication challenges could help us build enough political will in time to blunt the worst climate change effects."

Susan Joy Hassol, director of Climate Communication, a non profit science and outreach project.

WHAT WE'RE READING

Meet the New GOP Chair of the House Science Committee

The new Republican chair of the House Science Committee knows full well the dangers of climate change. But what Rep. Frank Lucas (R-Okla.) does with that knowledge is another question. 

By Scott Waldman | Climatewire | Jan. 10, 2023

LATEST ISSUES

Questions?   Comments?

Send Us Your Feedback
Download the Scientific American App
Download on the App Store
Download on Google Play

To view this email as a web page, go here.

You received this email because you opted-in to receive email from Scientific American.

To ensure delivery please add news@email.scientificamerican.com to your address book.

Unsubscribe     Manage Email Preferences     Privacy Policy     Contact Us

Comments

Popular Posts