Sunday, June 21, 2015

ScienceDaily: Latest Science News

ScienceDaily: Latest Science News


Mysterious 'lakes' on Saturn's moon Titan

Posted: 20 Jun 2015 06:33 PM PDT

Saturn's moon Titan is home to seas and lakes filled with liquid hydrocarbons, but what forms the depressions on the surface? A new study suggests the moon's surface dissolves in a process that's similar to the creation of sinkholes on Earth.

Humans threaten the Asian horseshoe crab

Posted: 20 Jun 2015 06:33 PM PDT

Human activity is affecting the population of Asian horseshoe crabs in the state of Sabah in Malaysia, possibly by disrupting the male to female ratio – that is the conclusion of a study that surveyed two populations of Mangrove horseshoe crab (Carcinoscorpius rotundicauda) and studied their mating behavior.

Good working memory can make you a better liar

Posted: 20 Jun 2015 08:35 AM PDT

Working memory helps children tell better lies, according to new research. The higher a child's verbal working memory, the better their ability to process the verbal information necessary to tell a believable lie.

Access to electricity is linked to reduced sleep

Posted: 19 Jun 2015 12:21 PM PDT

New research comparing traditional hunter-gatherer living conditions to a more modern setting shows that access to artificial light and electricity has shortened the amount of sleep humans get each night.

In an Advanced Placement class? Better take the AP test

Posted: 19 Jun 2015 08:47 AM PDT

Each year over 2 million high school students take over 4 million Advanced Placement (AP) tests in an attempt to earn college credit. The number of AP students in the United States is growing each year, but a new study questions the usefulness of AP courses for students who don't take AP tests.

Earth science: New estimates of deep carbon cycle

Posted: 19 Jun 2015 07:35 AM PDT

Over billions of years, the total carbon content of the outer part of the Earth -- in its mantle lithosphere, crust, oceans, and atmospheres -- has gradually increased, scientists say. The new analyses that represent an important advance in refining our understanding of Earth's deep carbon cycle.