Mars Has a Lake of Liquid Water: Study
Radar data indicate that the Red Planet’s southern polar ice sheets cover a 20-kilometer-wide body of water.
Mars Has a Lake of Liquid Water: Study
Mars Has a Lake of Liquid Water: Study

Radar data indicate that the Red Planet’s southern polar ice sheets cover a 20-kilometer-wide body of water.

Radar data indicate that the Red Planet’s southern polar ice sheets cover a 20-kilometer-wide body of water.

species, developmental biology, evolution, microbiology
Image of the Day: Bundle of Nerves
Image of the Day: Bundle of Nerves
Sukanya Charuchandra | Jul 26, 2018
Live-cell imaging reveals the secrets of innervation in the pancreas of zebrafish.
Artificial Mouse Embryo Made in a Laboratory
Artificial Mouse Embryo Made in a Laboratory
Sukanya Charuchandra | Jul 25, 2018
The embryo, grown in a dish from several types of stem cells, went through gastrulation, a significant stage in development.
Oldest Evidence of Terrestrial Life on a Young Earth
Oldest Evidence of Terrestrial Life on a Young Earth
Anna Azvolinsky | Jul 23, 2018
Microbes were living on land as early as 3.22 billion years ago, fossilized rocks show, 500 million years earlier than previously documented.
Two Fungal Species—One Pathogenic, One Benign—Are Actually the Same
Two Fungal Species—One Pathogenic, One Benign—Are Actually the Same
Sukanya Charuchandra | Jul 19, 2018
Under one name the species is used in food fermentation, and under the other it is a drug-resistant cause of yeast infections.
CRISPR Is Overcome When Viruses Gang Up on Bacteria
CRISPR Is Overcome When Viruses Gang Up on Bacteria
Kerry Grens | Jul 19, 2018
Phages that die during bacterial invasion help other viruses defeat the microbes’ immune responses.
Image of the Day: Not All Bad
Image of the Day: Not All Bad
Sukanya Charuchandra | Jul 16, 2018
In zebrafish, some amount of reactive oxygen species is required for normal development.
Horizontal Gene Transfer in Bdelloid Rotifers Questioned
Horizontal Gene Transfer in Bdelloid Rotifers Questioned
Abby Olena | Jul 12, 2018
A re-analysis of sequencing data from a 2016 study of these tiny metazoans reveals possible contamination, rather than an exchange of DNA among species.
Hominins Left Africa for Asia Much Earlier Than Thought
Hominins Left Africa for Asia Much Earlier Than Thought
Shawna Williams | Jul 11, 2018
The dating of stone tools in China puts members of the Homo genus there more than 2 million years ago.
Image of the Day: Going Viral
Image of the Day: Going Viral
Sukanya Charuchandra | Jul 11, 2018
Scientists have found a previously unknown virus in Myanmar.