Conceptual artwork of a biosensor.

Scientists develop groundbreaking biosensor for rare earth element detection

Planetesimal collisions during planet formation in the early solar system Image courtesy: ASU/Kouji Kanba

Meteorite discovery challenges long-held theories on Earth’s missing elements

seismogram

Claims for the world’s deepest earthquake challenged by new analysis

Eclogite Folds in Nordfjord, Norway: A Geomorphological Perspective

Eclogite Folds in Nordfjord, Norway: A Geomorphological Perspective

The Velodrome Recumbent Fold

The Velodrome Recumbent Fold

Reconstruction of the appearance in life of a gorgonopsian in a floodplain of the Permian of Mallorca. Credit: Henry Sutherland Sharpe

World’s oldest mammalian ancestor discovered in Mallorca

An strange, extinct plant once thought to be related to modern ginseng is now considered the lone representative of an unknown family. Credit: Florida Museum of Natural History / Jeff Gage

Mysterious plant fossil belongs to a family that no longer exists

A close-up of two tiny, whitefly puparia.

Insect fossil find ‘extremely rare’

Geobiologist Shuhai Xiao (at left) and colleague in the field in Canada. Photo courtesy of Danielle Fitzgerald.

Chart of life extended by nearly 1.5 billion years

Fluorescent and scanning electron microscopy (SEM) of fossil and modern juniper leaves. (a, b) Fluorescent microscope imagery of fossil juniper branchlet (LACMHC 1469B). (b) Close-up of leaf scale with smooth leaf margins and acute-slightly obtuse apical shape. (c) SEM image of entire fossil leaf scale from adaxial (dorsal) perspective. (d–g) Close-up imagery of abaxial (ventral) side of modern (d) J. blancoi, (e) J. scopulorum, (f) J. virginiana, and (g) fossil juniper leaf (P23-47594).

Researchers identify a mysterious fossil seed to reveal new chapters in...

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