Emily Smith

[ad_1] What is the HSPT? The High School Placement Test (HSPT) is a nationally-recognized private school entrance examination, created by the Scholastic…

Humans 3 June 2019 A large stone tool from different angles recovered from sediments in the Ledi-Geraru region of EthiopiaDavid Braun By Michael MarshallOur hominin ancestors had started making stone tools on a regular basis around 2.61 million years ago – 10,000 years earlier than thought. The find hints that early humans invented stone tool…

Life 3 June 2019 How much?Image courtesy of Hoi-Lam Jim (Vetmeduni Vienna, Vienna, Austria) By Chelsea WhyteWhen it comes to quantities, an elephant’s nose knows. Elephants can use their sense of smell to detect the largest amount of food among two samples, even when the food is hidden from sight. “For some reason every elephant…

Humans 3 June 2019 A worker checks jars containing rice wine at in east China’s Zhejiang Province.Weng Xinyang/Xinhua/Alamy By Colin BarrasWas it the lure of beer that encouraged prehistoric humans to begin farming? Archaeological evidence from China suggests it might have been as the region’s first farmers had worked out how to turn millet and…

Health 3 June 2019 Young blood appears to have many good propertiesWLADIMIR BULGAR/SPL By Ruby Prosser ScullyThe brain-boosting ingredients of young blood could be two proteins. The proteins help rejuvenate important structures in neurons and may be responsible for why young blood seems to improve cognitive performance in older brains. The rejuvenating power of young…

Space 3 June 2019 Astronomers are concerned that SpaceX’s satellites will streak across the skyVictoria Girgis/Lowell Observatory By Leah CraneWe are entering the age of satellite constellations, and astronomers are worried. On 23 May, SpaceX launched 60 communications satellites, the first in a planned fleet of 12,000. In the following days, the Starlink satellites moved…

He Jiankui told scientists of his attempt to edit the CCR5 gene at a summit in 2019S.C. Leung/SOPA Images/ZUMA Wire/Alamy Live News By Michael Le PageA genetic variant that makes people resistant to HIV infection may also have detrimental affects. People who have this variant are more likely to die a little early, according to…

[ad_1] Have you ever wondered where all these somewhat confusing terms came from? Well the answer is they are all types of…

[ad_1] (1) Definitions – We have to define some terms first: * Accounts Receivable represent amounts due from customers who have purchased…

[ad_1] The Basoga (Soga) of Uganda live in a surrounding between the northern shores of Lake Victoria and southern shores of Lake…