LiveScience.com Newsletter – Hawaii Science Journal.

“Hawaii ‘mega-blog’, Lead exposure, Moltbook threatens ‘total purge.'”

Views expressed in this science and technology update are those of the reporters and correspondents.

Accessed on 03 February 2026, 1621 UTC.

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February 3, 2026

Amazing science every day

Top Science News

Enormous ‘mega-blob’ under Hawaii is solid rock and iron, not gooey — and it may fuel a hotspot

A new study reveals a detailed look at what lies beneath the Hawaiian hotspot.

Planet Earth

The Colorado River’s largest tributary flows ‘uphill’ for over 100 miles — and geologists finally have an explanation for it

Millions of years ago, the Green River carved a path through the Uinta Mountains instead of flowing around the formation. Now, researchers have discovered how this could have happened.

Your Body

Preserved hair reveals just how bad lead exposure was in the 20th century

A new study reveals the dramatic decrease in lead exposure in the U.S. following the establishment of the Environmental Protection Agency 55 years ago.

Technology

What is Moltbook? A social network for AI threatens a ‘total purge’ of humanity — but some experts say it’s a hoax

A new social networking site exclusively for bots has sparked claims of AI inventing its own religion and plotting humanity’s downfall. But experts say its real dangers lie elsewhere.