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New Mexico starts cleanup at four abandoned uranium mines in McKinley County

Two New Mexico agencies have begun early remediation steps at four long-abandoned uranium mines in McKinley County’s Ambrosia Lake Mining District, supported by new state funding. The New Mexico Envi...

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Dorchester county officials question long-term Conowingo Dam plan

Dorchester County’s leadership met with the Maryland Department of the Environment in Cambridge, Maryland, to discuss a long-term plan for the Conowingo Dam. County officials said they are not aligne...

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Deadly building collapse in Fez leaves 22 dead as structural failures raise urgent safety concerns

Two adjacent four-storey residential buildings collapsed overnight in the Al Massira district of Fez, killing 22 people and injuring 16 more. The structures housed eight families and failed without w...

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Shetland advances fixed-link plans as global tunnelling contractors begin feasibility work

Shetland’s plans for long-term inter-island connectivity have moved into a critical technical phase, with three internationally experienced tunnelling contractors appointed to evaluate the feasibilit...

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Vulcan Energy secures approximately €1 billion in financing for German lithium project

The Export and Investment Fund of Denmark (EIFO) has granted an export loan of €100 million to Vulcan Energy for itsPhase One Lionheart Project, bringing the total debt package for the project to app...

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Gatwick becomes first airport to achieve PAS 2080 carbon standard

London Gatwick has become the first airport worldwide to achieve certification under PAS 2080:2023, a global standard for reducing carbon across the full lifecycle of buildings and infrastructure. Th...

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Britain delivers hydrogen by rail for the first time

The UK has achieved a notable engineering and logistics milestone with the first-ever delivery of hydrogen by rail. The demonstration, carried out at Network Rail’s Test Tracks facility in Tuxford, i...

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How Hong Kong’s high-rise fire exposed critical façade and safety failures

Hong Kong’s deadliest high-rise fire in more than seventy years unfolded across the Wang Fuk Court housing estate, where multiple towers were undergoing extensive renovation. The incident began when...

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Aging bridge breaks in two in Madhya Pradesh, injuring four

An old bridge on the Bareilly–Pipariya road in Madhya Pradesh experienced a sudden structural collapse on Monday morning, splitting at its central span and dropping directly into the river below. Two...

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How recent typhoon-strength winds devastated a remote luxury resort in WA

Tropical Cyclone Fina delivered destructive winds that caused extensive structural damage to the Berkeley River Lodge, a remote coastal resort located along Western Australia’s far north shoreline. A...

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1,000-year-old Ihuatzio Pyramid damage linked to cracking, water infiltration and climate intensity

The partial collapse of the pre-Columbian pyramid at the Ihuatzio Archaeological Zone in Michoacáno on July 29 last year, has underscored the vulnerability of ancient masonry structures to intensifyi...

Education

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The history of the Golden Gate Bridge

The Golden Gate Bridge opened on May 27, 1937, and has since been standing as a landmark synonym to the city of San Fransisco. It was constructed between 1933 and 1937 in the Bay Area, and...

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Calculation example - Find the bearing of an apparent dip (two symmetrical to full dip directions), given the rate and direction of full dip

Given the rate and direction of full dip of a plane or seam, find the bearing of an apparent dip. Two directions noted, in which a given apparent dip occurs. Known values: Full dip direction = α...

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Calculation example - Find path gradients in different directions, given the rate and direction of full dip

Given the rate and direction of full dip of a plane or seam, find path gradients in three different directions, (a) due N, (b) N 75o E, (c) due E. Known values: Full dip direction = N 30o E Full...

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Calculation example - Find the apparent dip of a plane or seam in any direction

Given the rate and direction of full dip of a plane or seam, find the apparent dip in any other direction. Known values: Horizontal length along full dip direction = x Full dip rate = 1 in x Sol...

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Calculation example - Find the rate of full dip of a plane or seam, given its direction and the rate and direction of an apparent dip

Given the direction of full dip and the rate and direction of an apparent dip of a plane or seam, find the rate of full dip. Known values: Full dip direction = α Apparent dip direction = &b...

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Calculation example - Seam true thickness and gradient calculation

A vertical borehole passes through a seam with a known dip at 43o. If the apparent thickness of the seam as shown by the borehole core is 2m, calculate: (a) the true thickness of the seam and (b) the...

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Calculation example - Find the coordinates of the intersection of two lines

Calculate the coordinates of the intersection of two lines given the coordinates of four stations. Known values: Coordinates A (EA, NA), B (EB, NB), C (EC, NC), D (ED, ND) i.e. A  &nbs...