244 articles from MONDAY 10.2.2020

How some mammals pause their pregnancies

Some species of mammals can delay the implantation of their embryos until conditions are better for bearing and rearing offspring. This enigmatic reproductive strategy can help improve the odds of survival. Researchers have found some of the biological mechanisms behind this suspension of embryonic development. Similar reversible dormant states are also found in some cancer tumors.

Coronavirus death toll rises over 1,000

In this Feb. 2, 2020, file photo, a military officer wearing a protective suit gives instructions to evacuees from Wuhan, China, as they travel to a hospital after their arrival at a military base in Wroclaw, Poland. Arek and Jenina Rataj were starting a new life in the Chinese industrial center of Wuhan when a viral outbreak spread across the city of 11 million. While they were relatively safe...

The first crewed SpaceX flight could happen around May 7th

Last month, Elon Musk said he expected the SpaceX Crew Dragon to launch, with astronauts onboard, sometime between April and June. Now, Ars Technica's Eric Berger reports that first crewed flight could take off on May 7th. Though, due to "a number of variables not hardware related" the launch could happen in late April or later in May. We don't know yet how long the flight will...

Gulf coast mollusks rode out past periods of climate change

About 55 million years ago, a rapidly warming climate decimated marine communities around the world. But according to new research, it was a different story for snails, clams and other mollusks living in the shallow waters along what is now the Gulf Coast of the United States. They were able to survive.