2018 Nature's top 10 scientific news
2018 is about to end and we are flooded with summaries: 2018 sports summary, 2018 news summary etc. Nature magazine has published an online...Read More
Indonesia earthquake and soil liquefaction
On 28 September 2018, a 7.5 maginute earthquake struck in the neck of the Minahasa Peninsula, Indonesia. The quake was located 77 km (48 mi...Read More
Levee and Super Levee
A levee is defined as a “man-made structure, usually an earthen embankment, designed and constructed in accordance with sound engineering ...Read More
Google Imagery in QGIS 3
QGIS is the second most popular GIS software and the most popular free GIS. Few month ago, the latest version QGIS 3 Girona was released. I...Read More
Strongest Typhoon to hit Japan: 5 numbers to understant it
Typhoon Jebi is the most powerful typhoon to hit Japan in 25 years. Last Tuesday (September 04, 2018) it slammed into the western part of t...Read More
Differences the Internet vs the Web
There are several confusions about internet terms. Unfortunately, the easiness of pressing share button created several confusions and rega...Read More
Dam collapse in Laos devastates several villages (July 2018)
Last Monday (July 23, 2018), one hydropower dam in Laos collapsed, causing a massive flood that destroyed several towns and several deaths ...Read More
The difference Windows vs Mac. Should I buy windows or Mac?
A Windows Microsoft PC or Mac? This is a common question among computer users. The best answer is: It depends on your needs. In order to u...Read More
Drone battle: Parrot ANAFI vs DJI Mavic
Last month (June 2018), Parrot announced the release of its new drone ANAFI. ANAFI is a small and foldable drone in the same concept as the...Read More
Physics of bicycle kick (scissors kick) in football soccer
In soccer, the bicycle kick has provided viewers moments of breathtaking spectacle that seem virtuosic in scope. The novelty of such moment...Read More
How dos GPS work? How many satelittes are required for GPS?
Several times I encountered people misunderstanding how GPS works and believes that GPS requires just 3 satellites. Other misunderstood c...Read More
Simulating World Cup Russia 2018
Soccer World Cup has arrived and maths are being used to analyze potential results. Spanish newspaper El Pais combined current statistics ...Read More
Satellite images from Hidroituango hydropower dam crisis Colombia 2018
Last days we have been following the Hidroituango Hydropower dam crisis in Colombia. We published posts about the crisis time frame (link t...Read More
5 facts about the Fuego volcano eruption in Guatemala (June 2018)
Last week, Fuego volcano (Guatemala) erupted. It was the strongest eruption in several decades. We already posted some basic concepts about ...Read More
Basic concepts about volcanoes and volcanic eruptions
Last week we were flooded with about volcanic eruptions in Hawaii and Guatemala. This post present some basic concepts regarding volcanoes ...Read More
Robotic total station (demonstration videos)
A total station is an electronic surveying instrument that measures distances and angles. It can be described as an electronic theodolite ...Read More
Hidroituango hydropower dam Colombia. Opinion from Dr Ordoñez
Last week we presented time frame of the Hidroituango dam fail emergency (link) in Colombia. Engineers reported that the dam reached the t...Read More
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