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Articles By SDToday

What lies beneath? The new era of Earth imaging

For decades, geoscientists looked beneath the Earth’s surface as if peering through frosted glass. Today, a revolution in…

ByBySDToday Jun 18, 2026
Dinosaur-killing asteroid impact site stayed hot for millions of years

Drill cores at the impact site of the Chicxulub asteroid show evidence that, alongside widespread destruction, the collision…

ByBySDToday Jun 9, 2026
Dinosaur-killing asteroid impact site stayed hot for millions of years

Illustration of the Chicxulub asteroid impact, which took place 66 million years ago MARK GARLICK/Science Photo Library/Getty Images…

ByBySDToday Jun 9, 2026
Earth has a mysterious triple symmetry that may influence its climate

A circle running along the 27° east and 153° west meridians divides the globe into two halves with…

ByBySDToday Jun 3, 2026
Hidden store of manganese may have helped Earth get its oxygen

Computer simulations have uncovered a new manganese compound that could exist deep in Earth’s mantle and may be…

ByBySDToday Jun 2, 2026
A new tectonic plate boundary could be forming in southern Africa

Gases collected from boiling mineral springs in Zambia contain the chemical signature of having come directly from the…

ByBySDToday May 12, 2026
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What lies beneath? The new era of Earth imaging

For decades, geoscientists looked beneath the Earth’s surface as if peering through frosted glass. Today, a revolution in…

ByBySDToday Jun 18, 2026
Dinosaur-killing asteroid impact site stayed hot for millions of years

Drill cores at the impact site of the Chicxulub asteroid show evidence that, alongside widespread destruction, the collision…

ByBySDToday Jun 9, 2026
Dinosaur-killing asteroid impact site stayed hot for millions of years

Illustration of the Chicxulub asteroid impact, which took place 66 million years ago MARK GARLICK/Science Photo Library/Getty Images…

ByBySDToday Jun 9, 2026
Earth has a mysterious triple symmetry that may influence its climate

A circle running along the 27° east and 153° west meridians divides the globe into two halves with…

ByBySDToday Jun 3, 2026
Hidden store of manganese may have helped Earth get its oxygen

Computer simulations have uncovered a new manganese compound that could exist deep in Earth’s mantle and may be…

ByBySDToday Jun 2, 2026
A new tectonic plate boundary could be forming in southern Africa

Gases collected from boiling mineral springs in Zambia contain the chemical signature of having come directly from the…

ByBySDToday May 12, 2026