Science

What tooth enamel reveals about early humans

A thin section of a Homo erectus tooth used for chemical analysis using laser ablation plasma mass spectrometry. © Alessia Nava/ Luca Bondioli ...

Plants: How chloroplasts are inherited

Tobacco plant with chloroplasts inherited from the father plant (green).© MPI of Molecular Plant Physiology When plants reproduce sexually, the genetic material from the cell...

Rediscovered Lake Constance fish

A deep-sea char (above) and a normal char (below) from Lake Constance. © FFS/LAZBW The Lake Constance deep-sea char did not fall victim to the...

Ignition in laser fusion

Nuclear fusion by laser bombardment. © Damien Jemison/ LLNL Nuclear fusion is considered to be the potential energy of the future, but there is still...

Stadtgrün does a great job

New York City is densely built-up. © Tomas Sereda/ iStock Street trees, leafy backyards, and other urban greenery can absorb more carbon dioxide than is...

World’s largest amber flower re-examined

Symplocos kowalewskii in amber. © Carola Radke/ Museum of Natural History Berlin if(document.documentElement.clientWidth<=1220){ //var divAdtile1 = document.getElementById("iqadtile1-wrapper"); var...

Dolphins: Smart cooperation in noise

Video: The dolphin "Delta" presses a button at exactly the same moment as his partner "Reese" at the other end of the test facility....

How natural disasters endanger ports

Ports are often threatened by several natural hazards. © AvigatorPhotographer/ iStock Most global trade is conducted through ports. However, their coastal and riverine locations make...

Hummingbirds: Flight performance thanks to gene loss

A lack of a metabolic enzyme apparently enables hummingbirds such as the long-tailed shadowy hummingbird to perform the energy-consuming hover flight. © Mats...

Surprising shipwreck from Elizabethan era found

An archaeologist examines the remains of the wreck. © Wessex Archaeology A relic from the Elizabethan era: archaeologists report on a 450-year-old shipwreck that was...

How a protein promotes skin cancer metastasis

Nucleus of a melanoma cell with stained nuclear proteins. © Jung Garcia, et al. When skin cancer metastasizes, individual cancer cells leave the tumor and...

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