Sunday, May 10, 2026

Animals


Haikouichthys is an extinct fish-like craniate that lived in what is now China approximately 518 million ago

Friday, May 8, 2026

Life


Diorama of Ediacaran sealife displayed at the Smithsonian Institution.

Wednesday, May 6, 2026

Tuesday, May 5, 2026

Universe


The lookback time of extragalactic observations by their cosmological redshift up to z=20

Philosophy


The statue The Thinker by Auguste Rodin is a symbol of philosophical thought

Thursday, March 26, 2026

Afghanistan


Tents of Afghan nomads in the northern Badghis Province. Early peasant farming villages came into existence about 7,000 years ago.

Tuesday, March 24, 2026

Pacific Ocean


Made in 1529, the Diogo Ribeiro map was the first to show the Pacific at about its proper size

Wednesday, March 11, 2026

Indian Ocean


A swarm of surgeonfish near Maldives Islands represents the well-known, exotic fauna of the warmer parts of the Indian Ocean.

Monday, March 9, 2026

Arctic Ocean


The Arctic Ocean, with borders as delineated by the International Hydrographic Organization (IHO), including Hudson Bay (some of which is south of 57°N latitude, off the map) and all other marginal seas.

Wednesday, March 4, 2026

Sunday, February 22, 2026

Egypt


The Great Pyramid of Giza, the only wonder of the ancient world still in existence

Friday, February 20, 2026