two tyrannosaurus rex fighting on a yellow colored background

Five Things You Probably Have Wrong about the T. rex

How well do you really know Tyrannosaurus rex, the so-called Tyrant Lizard King?
The interior view of the North Pneumatic Tube Station of the Merchandise Building of the Sears Roebuck and Company Mail Order Plant, Chicago, IL

Something Old, Something Pneu

Pneumatic tubes offered a leap forward in business and communications, in the office and across the city.
An illustration of seven Earth-size planets orbiting the TRAPPIST-1 star

Why TRAPPIST-1 Is Our Favorite Alien Planetary System

The TRAPPIST-1 system is a treasure trove of possibilities and questions. Observations by JWST have just begun.
Delegates applaud after a speech by Sultan Ahmed Al Jaber (C), President of the UNFCCC COP28 Climate Conference, during a plenary session on day thirteen of the UNFCCC COP28 Climate Conference on December 13, 2023 in Dubai, United Arab Emirates.

Is the COP28 Climate Deal Enough?

The agreement mandates a reduction in greenhouse gas emissions created by burning fossil fuels and formally adopts a climate loss and damage fund.
A Kākāpō in New Zealand

New Zealand’s Quest to Save Its Rotund, Flightless Parrots

DNA sequencing, GPS tracking and tailored diets are slowly restoring the endangered kākāpō.
Kudzu taking over forest

Coming Up Kudzu

Employed as a symbol of the American South or used as shorthand for unchecked growth, kudzu has demonstrated a tenacity beyond all imagination.
Sketches of cinchona trees. Aylmer Bourke Lambert, A Description of the Genus Cinchona (1797). Rare Book Collection, Dumbarton Oaks Research Library and Collection.

Cinchona: A Legacy of Extraction and Extirpation

The source of quinine, cinchona tells a story about the value placed on parts of plants and how that value can be extracted and distorted in support of empire.
An artist's rendering of a black hole

Ancient Black Hole Challenges Our Understanding of the Early Universe

The Big Bang theory is not threatened, but astrophysicists have some explaining to do.
High angle close-up view of a senior Caucasian woman's hands drawing Alzheimer's disease cognitive functions clock test with positive results suggesting illness

Half Past Dementia

Drawing a clock has become a standard test of cognitive impairment, but there’s no consensus on who should do it or how.